# ChangeLog for sys-kernel/usermode-sources
# Copyright 2002-2004 Gentoo Foundation; Distributed under the GPL v2
-# $Header: /var/cvsroot/gentoo-x86/sys-kernel/usermode-sources/ChangeLog,v 1.56 2004/12/20 21:44:42 plasmaroo Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-kernel/usermode-sources/ChangeLog,v 1.57 2004/12/24 18:46:22 plasmaroo Exp $
+
+*usermode-sources-2.4.26-r11 (24 Dec 2004)
+
+ 24 Dec 2004; <plasmaroo@gentoo.org> -usermode-sources-2.4.26-r10.ebuild,
+ +usermode-sources-2.4.26-r11.ebuild,
+ +files/usermode-sources-2.4.CAN-2004-1016.patch,
+ +files/usermode-sources-2.4.CAN-2004-1056.patch,
+ +files/usermode-sources-2.4.CAN-2004-1137.patch,
+ +files/usermode-sources-2.4.vma.patch:
+ Security bump; bugs #72452, #74384, #74392, #74464.
*usermode-sources-2.6.8.1-r7 (20 Dec 2004)
-MD5 976fecdada0b9790cbbf116074bd04f4 ChangeLog 15535
-MD5 19e3506068443dc2783e651d4bfb4b47 usermode-sources-2.4.26-r10.ebuild 1879
+MD5 17e387ded51ecf1bd4e76e9b9f147dfd ChangeLog 15942
MD5 a76f13cb946fc2720c04b189616da2de metadata.xml 159
+MD5 efdd4db86592ff7a900438926ea51542 usermode-sources-2.4.26-r11.ebuild 2041
MD5 cba95577dd7bcd6b4831714db9e30291 usermode-sources-2.6.8.1-r7.ebuild 1317
MD5 d1ccc2047be533c992f67270a150a210 files/usermode-sources-2.4.cmdlineLeak.patch 388
MD5 4d656fa3f3a47df751c0d78b64ed8353 files/usermode-sources-2.6.AF_UNIX.SELinux.patch 1761
MD5 dc18e982f8149588a291956481885a8c files/usermode-sources-2.4.CAN-2004-0495.patch 17549
MD5 6bcdd0bb63e2db559a5c6465c73a7f89 files/usermode-sources-2.6.CAN-2004-1151.patch 1143
+MD5 6aa8f7a7c2d55734389b53d3bcf78570 files/usermode-sources-2.4.CAN-2004-1016.patch 2835
MD5 09e9f1cad6f2f28fe81682cbad8e3011 files/usermode-sources-2.6.CAN-2004-1137.patch 2551
MD5 b0a1f80aff51d6601e8924329023b241 files/usermode-sources.AF_UNIX.patch 515
MD5 530630d25910e6bd9376b63ea099655f files/usermode-sources-2.6.AF_UNIX.patch 469
MD5 b9a94233e1457787352e5f85e3e3582d files/usermode-sources-2.4.binfmt_a.out.patch 2009
-MD5 054d55975dd07c5a434e0ccfcf26f682 files/digest-usermode-sources-2.4.26-r10 297
+MD5 8c35751caf824a9dacb02e80d6189b2e files/usermode-sources-2.4.CAN-2004-1137.patch 1764
+MD5 054d55975dd07c5a434e0ccfcf26f682 files/digest-usermode-sources-2.4.26-r11 297
MD5 d4a740ae56c2049247083af387a22a85 files/usermode-sources-2.4.26.CAN-2004-0394.patch 350
MD5 915e8d7a0618736caa44d96968015467 files/usermode-sources-2.4.binfmt_elf.patch 2346
MD5 1e1fe7bb98c80db4644f4b7fd7dd5d32 files/usermode-sources-2.4.smbfs.patch 3434
MD5 60d25ff310fc6abfdce39ec9e47345af files/usermode-sources-2.4.CAN-2004-0685.patch 2809
MD5 c942eca63f26d0e933a366491340e95b files/usermode-sources-2.6.CAN-2004-1056.patch 6187
MD5 0f66013f643c79c97fda489618a4e2fd files/usermode-sources-2.4.CAN-2004-0535.patch 476
+MD5 757ee1239c3f14645ccea3640d551e11 files/usermode-sources-2.4.CAN-2004-1056.patch 11249
MD5 6aa8f7a7c2d55734389b53d3bcf78570 files/usermode-sources-2.6.CAN-2004-1016.patch 2835
MD5 8165de5e2ab6e0d3263ea35ce856fd1b files/usermode-sources-2.6.smbfs.patch 3309
MD5 c2510fe1891f5a9effb12c2196922206 files/usermode-sources-2.6.cmdlineLeak.patch 281
MD5 95708646470a95668e8789cd415844ed files/usermode-sources.CAN-2004-0497.patch 846
MD5 452e04a312368605e145428c35bd0e05 files/usermode-sources-2.6.devPtmx.patch 572
MD5 2b3ddb8b8b15f8da35ade38544b57857 files/usermode-sources-2.4.XDRWrapFix.patch 1499
+MD5 c27699e9d62f7d46213bd51f87636163 files/usermode-sources-2.4.vma.patch 8143
MD5 c9da1bc82b906f6abc648c056e7bf662 files/usermode-sources-2.4.FPULockup-53804.patch 354
MD5 7b6f30de95fee7eef67ec1866a06005a files/digest-usermode-sources-2.6.8.1-r7 214
MD5 22192366443458dc8815827df35b63a7 files/usermode-sources-2.6.vma.patch 8034
--- /dev/null
+===== include/linux/socket.h 1.12 vs edited =====
+--- 1.12/include/linux/socket.h 2004-09-09 06:40:01 +10:00
++++ edited/include/linux/socket.h 2004-11-27 11:53:40 +11:00
+@@ -90,6 +90,10 @@
+ (struct cmsghdr *)(ctl) : \
+ (struct cmsghdr *)NULL)
+ #define CMSG_FIRSTHDR(msg) __CMSG_FIRSTHDR((msg)->msg_control, (msg)->msg_controllen)
++#define CMSG_OK(mhdr, cmsg) ((cmsg)->cmsg_len >= sizeof(struct cmsghdr) && \
++ (cmsg)->cmsg_len <= (unsigned long) \
++ ((mhdr)->msg_controllen - \
++ ((char *)(cmsg) - (char *)(mhdr)->msg_control)))
+
+ /*
+ * This mess will go away with glibc
+===== net/core/scm.c 1.10 vs edited =====
+--- 1.10/net/core/scm.c 2004-05-31 05:08:14 +10:00
++++ edited/net/core/scm.c 2004-11-27 11:48:55 +11:00
+@@ -127,9 +127,7 @@
+ for too short ancillary data object at all! Oops.
+ OK, let's add it...
+ */
+- if (cmsg->cmsg_len < sizeof(struct cmsghdr) ||
+- (unsigned long)(((char*)cmsg - (char*)msg->msg_control)
+- + cmsg->cmsg_len) > msg->msg_controllen)
++ if (!CMSG_OK(msg, cmsg))
+ goto error;
+
+ if (cmsg->cmsg_level != SOL_SOCKET)
+===== net/ipv4/ip_sockglue.c 1.26 vs edited =====
+--- 1.26/net/ipv4/ip_sockglue.c 2004-07-01 06:10:53 +10:00
++++ edited/net/ipv4/ip_sockglue.c 2004-11-27 11:49:45 +11:00
+@@ -146,11 +146,8 @@
+ struct cmsghdr *cmsg;
+
+ for (cmsg = CMSG_FIRSTHDR(msg); cmsg; cmsg = CMSG_NXTHDR(msg, cmsg)) {
+- if (cmsg->cmsg_len < sizeof(struct cmsghdr) ||
+- (unsigned long)(((char*)cmsg - (char*)msg->msg_control)
+- + cmsg->cmsg_len) > msg->msg_controllen) {
++ if (!CMSG_OK(msg, cmsg))
+ return -EINVAL;
+- }
+ if (cmsg->cmsg_level != SOL_IP)
+ continue;
+ switch (cmsg->cmsg_type) {
+===== net/ipv6/datagram.c 1.20 vs edited =====
+--- 1.20/net/ipv6/datagram.c 2004-11-10 17:57:03 +11:00
++++ edited/net/ipv6/datagram.c 2004-11-27 11:51:15 +11:00
+@@ -427,9 +427,7 @@
+ int addr_type;
+ struct net_device *dev = NULL;
+
+- if (cmsg->cmsg_len < sizeof(struct cmsghdr) ||
+- (unsigned long)(((char*)cmsg - (char*)msg->msg_control)
+- + cmsg->cmsg_len) > msg->msg_controllen) {
++ if (!CMSG_OK(msg, cmsg)) {
+ err = -EINVAL;
+ goto exit_f;
+ }
+===== net/sctp/socket.c 1.129 vs edited =====
+--- 1.129/net/sctp/socket.c 2004-11-19 08:43:18 +11:00
++++ edited/net/sctp/socket.c 2004-11-27 11:52:11 +11:00
+@@ -4098,12 +4098,8 @@
+ for (cmsg = CMSG_FIRSTHDR(msg);
+ cmsg != NULL;
+ cmsg = CMSG_NXTHDR((struct msghdr*)msg, cmsg)) {
+- /* Check for minimum length. The SCM code has this check. */
+- if (cmsg->cmsg_len < sizeof(struct cmsghdr) ||
+- (unsigned long)(((char*)cmsg - (char*)msg->msg_control)
+- + cmsg->cmsg_len) > msg->msg_controllen) {
++ if (!CMSG_OK(msg, cmsg))
+ return -EINVAL;
+- }
+
+ /* Should we parse this header or ignore? */
+ if (cmsg->cmsg_level != IPPROTO_SCTP)
--- /dev/null
+diff -ur linux-2.4.28/drivers/char/drm/i810.h linux-2.4.28.plasmaroo/drivers/char/drm/i810.h
+--- linux-2.4.28/drivers/char/drm/i810.h 2003-11-28 18:26:20.000000000 +0000
++++ linux-2.4.28.plasmaroo/drivers/char/drm/i810.h 2004-12-23 16:26:31.000000000 +0000
+@@ -114,4 +114,14 @@
+ #define DRIVER_AGP_BUFFERS_MAP( dev ) \
+ ((drm_i810_private_t *)((dev)->dev_private))->buffer_map
+
++#define LOCK_TEST_WITH_RETURN( dev ) \
++do { \
++ if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) || \
++ dev->lock.pid != current->pid ) { \
++ DRM_ERROR( "%s called without lock held\n", \
++ __FUNCTION__ ); \
++ return -EINVAL; \
++ } \
++} while (0)
++
+ #endif
+diff -ur linux-2.4.28/drivers/char/drm/i810_dma.c linux-2.4.28.plasmaroo/drivers/char/drm/i810_dma.c
+--- linux-2.4.28/drivers/char/drm/i810_dma.c 2004-02-18 13:36:31.000000000 +0000
++++ linux-2.4.28.plasmaroo/drivers/char/drm/i810_dma.c 2004-12-23 16:27:16.000000000 +0000
+@@ -948,10 +948,7 @@
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i810_flush_ioctl called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ i810_flush_queue(dev);
+ return 0;
+@@ -973,10 +970,7 @@
+ if (copy_from_user(&vertex, (drm_i810_vertex_t *)arg, sizeof(vertex)))
+ return -EFAULT;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i810_dma_vertex called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ if(vertex.idx < 0 || vertex.idx > dma->buf_count) return -EINVAL;
+
+@@ -1004,10 +998,7 @@
+ if (copy_from_user(&clear, (drm_i810_clear_t *)arg, sizeof(clear)))
+ return -EFAULT;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i810_clear_bufs called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ /* GH: Someone's doing nasty things... */
+ if (!dev->dev_private) {
+@@ -1026,10 +1017,7 @@
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i810_swap_buf called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ i810_dma_dispatch_swap( dev );
+ return 0;
+@@ -1064,10 +1052,7 @@
+ if (copy_from_user(&d, (drm_i810_dma_t *)arg, sizeof(d)))
+ return -EFAULT;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i810_dma called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ d.granted = 0;
+
+@@ -1174,11 +1159,7 @@
+ if (copy_from_user(&mc, (drm_i810_mc_t *)arg, sizeof(mc)))
+ return -EFAULT;
+
+-
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i810_dma_mc called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ i810_dma_dispatch_mc(dev, dma->buflist[mc.idx], mc.used,
+ mc.last_render );
+@@ -1223,10 +1204,7 @@
+ drm_device_t *dev = priv->dev;
+ drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i810_fstatus called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+ return I810_READ(0x30008);
+ }
+
+@@ -1237,10 +1215,7 @@
+ drm_device_t *dev = priv->dev;
+ drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i810_ov0_flip called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ //Tell the overlay to update
+ I810_WRITE(0x30000,dev_priv->overlay_physical | 0x80000000);
+diff -ur linux-2.4.28/drivers/char/drm/i830.h linux-2.4.28.plasmaroo/drivers/char/drm/i830.h
+--- linux-2.4.28/drivers/char/drm/i830.h 2003-11-28 18:26:20.000000000 +0000
++++ linux-2.4.28.plasmaroo/drivers/char/drm/i830.h 2004-12-23 16:31:33.000000000 +0000
+@@ -154,4 +154,14 @@
+ #define DRIVER_AGP_BUFFERS_MAP( dev ) \
+ ((drm_i830_private_t *)((dev)->dev_private))->buffer_map
+
++#define LOCK_TEST_WITH_RETURN( dev ) \
++do { \
++ if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) || \
++ dev->lock.pid != current->pid ) { \
++ DRM_ERROR( "%s called without lock held\n", \
++ __FUNCTION__ ); \
++ return -EINVAL; \
++ } \
++} while (0)
++
+ #endif
+diff -ur linux-2.4.28/drivers/char/drm/i830_dma.c linux-2.4.28.plasmaroo/drivers/char/drm/i830_dma.c
+--- linux-2.4.28/drivers/char/drm/i830_dma.c 2004-02-18 13:36:31.000000000 +0000
++++ linux-2.4.28.plasmaroo/drivers/char/drm/i830_dma.c 2004-12-23 16:32:08.000000000 +0000
+@@ -1330,10 +1330,7 @@
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i830_flush_ioctl called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ i830_flush_queue(dev);
+ return 0;
+@@ -1354,10 +1351,7 @@
+ if (copy_from_user(&vertex, (drm_i830_vertex_t *)arg, sizeof(vertex)))
+ return -EFAULT;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i830_dma_vertex called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ DRM_DEBUG("i830 dma vertex, idx %d used %d discard %d\n",
+ vertex.idx, vertex.used, vertex.discard);
+@@ -1384,10 +1378,7 @@
+ if (copy_from_user(&clear, (drm_i830_clear_t *)arg, sizeof(clear)))
+ return -EFAULT;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i830_clear_bufs called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ /* GH: Someone's doing nasty things... */
+ if (!dev->dev_private) {
+@@ -1409,10 +1400,7 @@
+
+ DRM_DEBUG("i830_swap_bufs\n");
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i830_swap_buf called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ i830_dma_dispatch_swap( dev );
+ return 0;
+@@ -1453,10 +1441,7 @@
+
+ DRM_DEBUG("%s\n", __FUNCTION__);
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i830_flip_buf called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ if (!dev_priv->page_flipping)
+ i830_do_init_pageflip( dev );
+@@ -1495,10 +1480,7 @@
+ if (copy_from_user(&d, (drm_i830_dma_t *)arg, sizeof(d)))
+ return -EFAULT;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i830_dma called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ d.granted = 0;
+
+diff -ur linux-2.4.28/drivers/char/drm/i830_irq.c linux-2.4.28.plasmaroo/drivers/char/drm/i830_irq.c
+--- linux-2.4.28/drivers/char/drm/i830_irq.c 2003-11-28 18:26:20.000000000 +0000
++++ linux-2.4.28.plasmaroo/drivers/char/drm/i830_irq.c 2004-12-23 16:39:47.000000000 +0000
+@@ -130,10 +130,7 @@
+ drm_i830_irq_emit_t emit;
+ int result;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i830_irq_emit called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ if ( !dev_priv ) {
+ DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
+diff -ur linux-2.4.28/drivers/char/drm-4.0/drmP.h linux-2.4.28.plasmaroo/drivers/char/drm-4.0/drmP.h
+--- linux-2.4.28/drivers/char/drm-4.0/drmP.h 2004-02-18 13:36:31.000000000 +0000
++++ linux-2.4.28.plasmaroo/drivers/char/drm-4.0/drmP.h 2004-12-23 16:21:30.000000000 +0000
+@@ -294,6 +294,16 @@
+ #define DRM_BUFCOUNT(x) ((x)->count - DRM_LEFTCOUNT(x))
+ #define DRM_WAITCOUNT(dev,idx) DRM_BUFCOUNT(&dev->queuelist[idx]->waitlist)
+
++#define LOCK_TEST_WITH_RETURN( dev ) \
++do { \
++ if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) || \
++ dev->lock.pid != current->pid ) { \
++ DRM_ERROR( "%s called without lock held\n", \
++ __FUNCTION__ ); \
++ return -EINVAL; \
++ } \
++} while (0)
++
+ typedef int drm_ioctl_t(struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg);
+
+diff -ur linux-2.4.28/drivers/char/drm-4.0/i810_dma.c linux-2.4.28.plasmaroo/drivers/char/drm-4.0/i810_dma.c
+--- linux-2.4.28/drivers/char/drm-4.0/i810_dma.c 2004-02-18 13:36:31.000000000 +0000
++++ linux-2.4.28.plasmaroo/drivers/char/drm-4.0/i810_dma.c 2004-12-23 16:21:30.000000000 +0000
+@@ -1249,10 +1249,7 @@
+ drm_device_t *dev = priv->dev;
+
+ DRM_DEBUG("i810_flush_ioctl\n");
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i810_flush_ioctl called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ i810_flush_queue(dev);
+ return 0;
+@@ -1274,10 +1271,7 @@
+ if (copy_from_user(&vertex, (drm_i810_vertex_t *)arg, sizeof(vertex)))
+ return -EFAULT;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i810_dma_vertex called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ DRM_DEBUG("i810 dma vertex, idx %d used %d discard %d\n",
+ vertex.idx, vertex.used, vertex.discard);
+@@ -1308,10 +1302,7 @@
+ if (copy_from_user(&clear, (drm_i810_clear_t *)arg, sizeof(clear)))
+ return -EFAULT;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i810_clear_bufs called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ i810_dma_dispatch_clear( dev, clear.flags,
+ clear.clear_color,
+@@ -1327,10 +1318,7 @@
+
+ DRM_DEBUG("i810_swap_bufs\n");
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i810_swap_buf called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ i810_dma_dispatch_swap( dev );
+ return 0;
+@@ -1366,10 +1354,7 @@
+ if (copy_from_user(&d, (drm_i810_dma_t *)arg, sizeof(d)))
+ return -EFAULT;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i810_dma called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ d.granted = 0;
+
+@@ -1399,10 +1384,7 @@
+ drm_i810_buf_priv_t *buf_priv;
+ drm_device_dma_t *dma = dev->dma;
+
+- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+- DRM_ERROR("i810_dma called without lock held\n");
+- return -EINVAL;
+- }
++ LOCK_TEST_WITH_RETURN(dev);
+
+ if (copy_from_user(&d, (drm_i810_copy_t *)arg, sizeof(d)))
+ return -EFAULT;
--- /dev/null
+--- linux-2.4.28-orig/net/ipv4/igmp.c 2004-08-08 01:26:06.000000000 +0200
++++ linux-2.4.28/net/ipv4/igmp.c 2004-12-15 22:12:48.000000000 +0100
+@@ -1757,12 +1757,12 @@
+ goto done;
+ rv = !0;
+ for (i=0; i<psl->sl_count; i++) {
+- rv = memcmp(&psl->sl_addr, &mreqs->imr_multiaddr,
++ rv = memcmp(&psl->sl_addr[i], &mreqs->imr_sourceaddr,
+ sizeof(__u32));
+- if (rv >= 0)
++ if (rv == 0)
+ break;
+ }
+- if (!rv) /* source not found */
++ if (rv) /* source not found */
+ goto done;
+
+ /* update the interface filter */
+@@ -1804,9 +1804,9 @@
+ }
+ rv = 1; /* > 0 for insert logic below if sl_count is 0 */
+ for (i=0; i<psl->sl_count; i++) {
+- rv = memcmp(&psl->sl_addr, &mreqs->imr_multiaddr,
++ rv = memcmp(&psl->sl_addr[i], &mreqs->imr_sourceaddr,
+ sizeof(__u32));
+- if (rv >= 0)
++ if (rv == 0)
+ break;
+ }
+ if (rv == 0) /* address already there is an error */
+--- linux-2.4.28-orig/net/ipv6/mcast.c 2004-11-17 12:54:22.000000000 +0100
++++ linux-2.4.28/net/ipv6/mcast.c 2004-12-15 22:14:07.000000000 +0100
+@@ -386,12 +386,12 @@
+ goto done;
+ rv = !0;
+ for (i=0; i<psl->sl_count; i++) {
+- rv = memcmp(&psl->sl_addr, group,
++ rv = memcmp(&psl->sl_addr[i], source,
+ sizeof(struct in6_addr));
+- if (rv >= 0)
++ if (rv == 0)
+ break;
+ }
+- if (!rv) /* source not found */
++ if (rv) /* source not found */
+ goto done;
+
+ /* update the interface filter */
+@@ -432,8 +432,8 @@
+ }
+ rv = 1; /* > 0 for insert logic below if sl_count is 0 */
+ for (i=0; i<psl->sl_count; i++) {
+- rv = memcmp(&psl->sl_addr, group, sizeof(struct in6_addr));
+- if (rv >= 0)
++ rv = memcmp(&psl->sl_addr[i], source, sizeof(struct in6_addr));
++ if (rv == 0)
+ break;
+ }
+ if (rv == 0) /* address already there is an error */
--- /dev/null
+# This is a BitKeeper generated diff -Nru style patch.
+#
+# ChangeSet
+# 2004/12/17 21:45:58-02:00 chrisw@osdl.org
+# [PATCH] Backport of 2.6 fix to insert_vm_struct to make it return an error rather than BUG().
+#
+# Backport of 2.6 fix to insert_vm_struct to make it return an error
+# rather than BUG(). This eliminates a user triggerable BUG() when user
+# created a large vma that overlapped with arg pages during exec (could be
+# triggered with a.out on i386 and x86_64 and elf on ia64).
+#
+# Signed-off-by: Chris Wright <chrisw@osdl.org>
+#
+# ===== arch/ia64/ia32/binfmt_elf32.c 1.13 vs edited =====
+#
+# arch/ia64/ia32/binfmt_elf32.c
+# 2004/12/17 17:22:06-02:00 chrisw@osdl.org +16 -4
+# Backport of 2.6 fix to insert_vm_struct to make it return an error rather than BUG().
+#
+# arch/ia64/mm/init.c
+# 2004/12/17 15:25:47-02:00 chrisw@osdl.org +14 -2
+# Backport of 2.6 fix to insert_vm_struct to make it return an error rather than BUG().
+#
+# arch/s390x/kernel/exec32.c
+# 2004/12/17 15:32:42-02:00 chrisw@osdl.org +6 -2
+# Backport of 2.6 fix to insert_vm_struct to make it return an error rather than BUG(). This eliminates a user triggerable BUG() when user
+#
+# arch/x86_64/ia32/ia32_binfmt.c
+# 2004/12/17 15:34:21-02:00 chrisw@osdl.org +6 -2
+# Backport of 2.6 fix to insert_vm_struct to make it return an error rather than BUG(). This eliminates a user triggerable BUG() when user
+#
+# fs/exec.c
+# 2004/12/17 15:54:18-02:00 chrisw@osdl.org +6 -2
+# Backport of 2.6 fix to insert_vm_struct to make it return an error rather than BUG().
+#
+# include/linux/mm.h
+# 2004/12/16 20:38:37-02:00 chrisw@osdl.org +1 -1
+# Backport of 2.6 fix to insert_vm_struct to make it return an error rather than BUG(). This eliminates a user triggerable BUG() when user
+#
+# mm/mmap.c
+# 2004/12/16 20:43:15-02:00 chrisw@osdl.org +3 -2
+# Backport of 2.6 fix to insert_vm_struct to make it return an error rather than BUG().
+#
+diff -Nru a/arch/ia64/ia32/binfmt_elf32.c b/arch/ia64/ia32/binfmt_elf32.c
+--- a/arch/ia64/ia32/binfmt_elf32.c 2004-12-19 07:39:49 -08:00
++++ b/arch/ia64/ia32/binfmt_elf32.c 2004-12-19 07:39:49 -08:00
+@@ -95,7 +95,11 @@
+ vma->vm_private_data = NULL;
+ down_write(¤t->mm->mmap_sem);
+ {
+- insert_vm_struct(current->mm, vma);
++ if (insert_vm_struct(current->mm, vma)) {
++ kmem_cache_free(vm_area_cachep, vma);
++ up_write(¤t->mm->mmap_sem);
++ return;
++ }
+ }
+ up_write(¤t->mm->mmap_sem);
+ }
+@@ -117,7 +121,11 @@
+ vma->vm_private_data = NULL;
+ down_write(¤t->mm->mmap_sem);
+ {
+- insert_vm_struct(current->mm, vma);
++ if (insert_vm_struct(current->mm, vma)) {
++ kmem_cache_free(vm_area_cachep, vma);
++ up_write(¤t->mm->mmap_sem);
++ return;
++ }
+ }
+ up_write(¤t->mm->mmap_sem);
+ }
+@@ -164,7 +172,7 @@
+ {
+ unsigned long stack_base;
+ struct vm_area_struct *mpnt;
+- int i;
++ int i, ret;
+
+ stack_base = IA32_STACK_TOP - MAX_ARG_PAGES*PAGE_SIZE;
+
+@@ -188,7 +196,11 @@
+ mpnt->vm_pgoff = 0;
+ mpnt->vm_file = NULL;
+ mpnt->vm_private_data = 0;
+- insert_vm_struct(current->mm, mpnt);
++ if ((ret = insert_vm_struct(current->mm, mpnt))) {
++ up_write(¤t->mm->mmap_sem);
++ kmem_cache_free(vm_area_cachep, mpnt);
++ return ret;
++ }
+ current->mm->total_vm = (mpnt->vm_end - mpnt->vm_start) >> PAGE_SHIFT;
+ }
+
+diff -Nru a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
+--- a/arch/ia64/mm/init.c 2004-12-19 07:39:49 -08:00
++++ b/arch/ia64/mm/init.c 2004-12-19 07:39:49 -08:00
+@@ -105,7 +105,13 @@
+ vma->vm_pgoff = 0;
+ vma->vm_file = NULL;
+ vma->vm_private_data = NULL;
+- insert_vm_struct(current->mm, vma);
++ down_write(¤t->mm->mmap_sem);
++ if (insert_vm_struct(current->mm, vma)) {
++ up_write(¤t->mm->mmap_sem);
++ kmem_cache_free(vm_area_cachep, vma);
++ return;
++ }
++ up_write(¤t->mm->mmap_sem);
+ }
+
+ /* map NaT-page at address zero to speed up speculative dereferencing of NULL: */
+@@ -117,7 +123,13 @@
+ vma->vm_end = PAGE_SIZE;
+ vma->vm_page_prot = __pgprot(pgprot_val(PAGE_READONLY) | _PAGE_MA_NAT);
+ vma->vm_flags = VM_READ | VM_MAYREAD | VM_IO | VM_RESERVED;
+- insert_vm_struct(current->mm, vma);
++ down_write(¤t->mm->mmap_sem);
++ if (insert_vm_struct(current->mm, vma)) {
++ up_write(¤t->mm->mmap_sem);
++ kmem_cache_free(vm_area_cachep, vma);
++ return;
++ }
++ up_write(¤t->mm->mmap_sem);
+ }
+ }
+ }
+diff -Nru a/arch/s390x/kernel/exec32.c b/arch/s390x/kernel/exec32.c
+--- a/arch/s390x/kernel/exec32.c 2004-12-19 07:39:49 -08:00
++++ b/arch/s390x/kernel/exec32.c 2004-12-19 07:39:49 -08:00
+@@ -41,7 +41,7 @@
+ {
+ unsigned long stack_base;
+ struct vm_area_struct *mpnt;
+- int i;
++ int i, ret;
+
+ stack_base = STACK_TOP - MAX_ARG_PAGES*PAGE_SIZE;
+
+@@ -65,7 +65,11 @@
+ mpnt->vm_pgoff = 0;
+ mpnt->vm_file = NULL;
+ mpnt->vm_private_data = (void *) 0;
+- insert_vm_struct(current->mm, mpnt);
++ if ((ret = insert_vm_struct(current->mm, mpnt))) {
++ up_write(¤t->mm->mmap_sem);
++ kmem_cache_free(vm_area_cachep, mpnt);
++ return ret;
++ }
+ current->mm->total_vm = (mpnt->vm_end - mpnt->vm_start) >> PAGE_SHIFT;
+ }
+
+diff -Nru a/arch/x86_64/ia32/ia32_binfmt.c b/arch/x86_64/ia32/ia32_binfmt.c
+--- a/arch/x86_64/ia32/ia32_binfmt.c 2004-12-19 07:39:49 -08:00
++++ b/arch/x86_64/ia32/ia32_binfmt.c 2004-12-19 07:39:49 -08:00
+@@ -225,7 +225,7 @@
+ {
+ unsigned long stack_base;
+ struct vm_area_struct *mpnt;
+- int i;
++ int i, ret;
+
+ stack_base = IA32_STACK_TOP - MAX_ARG_PAGES*PAGE_SIZE;
+
+@@ -250,7 +250,11 @@
+ mpnt->vm_pgoff = 0;
+ mpnt->vm_file = NULL;
+ mpnt->vm_private_data = (void *) 0;
+- insert_vm_struct(current->mm, mpnt);
++ if ((ret = insert_vm_struct(current->mm, mpnt))) {
++ up_write(¤t->mm->mmap_sem);
++ kmem_cache_free(vm_area_cachep, mpnt);
++ return ret;
++ }
+ current->mm->total_vm = (mpnt->vm_end - mpnt->vm_start) >> PAGE_SHIFT;
+ }
+
+diff -Nru a/fs/exec.c b/fs/exec.c
+--- a/fs/exec.c 2004-12-19 07:39:49 -08:00
++++ b/fs/exec.c 2004-12-19 07:39:49 -08:00
+@@ -327,7 +327,7 @@
+ {
+ unsigned long stack_base;
+ struct vm_area_struct *mpnt;
+- int i;
++ int i, ret;
+
+ stack_base = STACK_TOP - MAX_ARG_PAGES*PAGE_SIZE;
+
+@@ -387,7 +387,6 @@
+
+ down_write(¤t->mm->mmap_sem);
+ {
+- struct vm_area_struct *vma;
+ mpnt->vm_mm = current->mm;
+ mpnt->vm_start = PAGE_MASK & (unsigned long) bprm->p;
+ mpnt->vm_end = STACK_TOP;
+@@ -402,13 +401,11 @@
+ mpnt->vm_pgoff = 0;
+ mpnt->vm_file = NULL;
+ mpnt->vm_private_data = (void *) 0;
+- vma = find_vma(current->mm, mpnt->vm_start);
+- if (vma) {
++ if ((ret = insert_vm_struct(current->mm, mpnt))) {
+ up_write(¤t->mm->mmap_sem);
+ kmem_cache_free(vm_area_cachep, mpnt);
+- return -ENOMEM;
++ return ret;
+ }
+- insert_vm_struct(current->mm, mpnt);
+ current->mm->total_vm = (mpnt->vm_end - mpnt->vm_start) >> PAGE_SHIFT;
+ }
+
+diff -Nru a/include/linux/mm.h b/include/linux/mm.h
+--- a/include/linux/mm.h 2004-12-19 07:39:49 -08:00
++++ b/include/linux/mm.h 2004-12-19 07:39:49 -08:00
+@@ -548,7 +548,7 @@
+ /* mmap.c */
+ extern void lock_vma_mappings(struct vm_area_struct *);
+ extern void unlock_vma_mappings(struct vm_area_struct *);
+-extern void insert_vm_struct(struct mm_struct *, struct vm_area_struct *);
++extern int insert_vm_struct(struct mm_struct *, struct vm_area_struct *);
+ extern void __insert_vm_struct(struct mm_struct *, struct vm_area_struct *);
+ extern void build_mmap_rb(struct mm_struct *);
+ extern void exit_mmap(struct mm_struct *);
+diff -Nru a/mm/mmap.c b/mm/mmap.c
+--- a/mm/mmap.c 2004-12-19 07:39:49 -08:00
++++ b/mm/mmap.c 2004-12-19 07:39:49 -08:00
+@@ -1193,14 +1193,15 @@
+ validate_mm(mm);
+ }
+
+-void insert_vm_struct(struct mm_struct * mm, struct vm_area_struct * vma)
++int insert_vm_struct(struct mm_struct * mm, struct vm_area_struct * vma)
+ {
+ struct vm_area_struct * __vma, * prev;
+ rb_node_t ** rb_link, * rb_parent;
+
+ __vma = find_vma_prepare(mm, vma->vm_start, &prev, &rb_link, &rb_parent);
+ if (__vma && __vma->vm_start < vma->vm_end)
+- BUG();
++ return -ENOMEM;
+ vma_link(mm, vma, prev, rb_link, rb_parent);
+ validate_mm(mm);
++ return 0;
+ }
# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/sys-kernel/usermode-sources/usermode-sources-2.4.26-r10.ebuild,v 1.1 2004/11/27 20:04:10 plasmaroo Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-kernel/usermode-sources/usermode-sources-2.4.26-r11.ebuild,v 1.1 2004/12/24 18:46:22 plasmaroo Exp $
ETYPE="sources"
inherit kernel-2
${FILESDIR}/${PN}-2.4.binfmt_elf.patch
${FILESDIR}/${PN}-2.4.smbfs.patch
${FILESDIR}/${PN}-2.4.binfmt_a.out.patch
- ${FILESDIR}/${PN}.AF_UNIX.patch"
+ ${FILESDIR}/${PN}.AF_UNIX.patch
+ ${FILESDIR}/${PN}-2.4.vma.patch
+ ${FILESDIR}/${PN}-2.4.CAN-2004-1016.patch
+ ${FILESDIR}/${PN}-2.4.CAN-2004-1056.patch
+ ${FILESDIR}/${PN}-2.4.CAN-2004-1137.patch"
src_install() {
kernel-2_src_install
projects / gentoo.git / commitdiff