From: Ian Abbott <abbotti@mev.co.uk>
Date: Fri, 14 Sep 2007 12:32:49 +0000 (+0000)
Subject: Add kzalloc and kcalloc kernel compatibility functions.
X-Git-Tag: r0_7_75~33
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=353aeff4064acbfb69f31d985392071e1dd6b8d8;p=comedi.git

Add kzalloc and kcalloc kernel compatibility functions.
---

diff --git a/include/linux/slab.h b/include/linux/slab.h
new file mode 100644
index 00000000..61e50513
--- /dev/null
+++ b/include/linux/slab.h
@@ -0,0 +1,30 @@
+
+#ifndef __COMPAT_LINUX_SLAB_H
+#define __COMPAT_LINUX_SLAB_H
+
+#include <linux/version.h>
+#include <linux/string.h>
+
+#include_next <linux/slab.h>
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14)
+
+static inline void *kzalloc(size_t size, unsigned int flags)
+{
+	void *ret = kmalloc(size, flags);
+	if (ret)
+		memset(ret, 0, size);
+	return ret;
+}
+
+static inline void *kcalloc(size_t n, size_t size, unsigned int flags)
+{
+	if (n != 0 && size > INT_MAX / n)
+		return NULL;
+	return kzalloc(n * size, flags);
+}
+
+#endif
+
+#endif
+