app-crypt/tpm-emulator: fix strncpy build

Closes: https://bugs.gentoo.org/show_bug.cgi?id=666326
Thanks: Toralf Förster

diff --git a/app-crypt/tpm-emulator/files/tpm-emulator-0.7.5-build.patch b/app-crypt/tpm-emulator/files/tpm-emulator-0.7.5-build.patch
new file mode 100644 (file)
index 0000000..3f96bdd
--- /dev/null
+++ b/app-crypt/tpm-emulator/files/tpm-emulator-0.7.5-build.patch
@@ -0,0 +1,33 @@
+From 78f018a79243b8aa3c2a8e8aa87245c58c731278 Mon Sep 17 00:00:00 2001
+From: Alon Bar-Lev <alon.barlev@gmail.com>
+Date: Sun, 16 Sep 2018 13:29:59 +0300
+Subject: [PATCH] tpmd_dev: fix strncpy bound
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+tpmd_dev/linux/tpmd_dev.c:88:3: error: ‘strncpy’ specified bound 108 equals destination size [-Werror=stringop-truncation]
+
+Bug: https://github.com/PeterHuewe/tpm-emulator/pull/43
+
+Signed-off-by: Alon Bar-Lev <alon.barlev@gmail.com>
+---
+ tpmd_dev/linux/tpmd_dev.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/tpmd_dev/linux/tpmd_dev.c b/tpmd_dev/linux/tpmd_dev.c
+index 2b24bd7..72583f4 100644
+--- a/tpmd_dev/linux/tpmd_dev.c
++++ b/tpmd_dev/linux/tpmd_dev.c
+@@ -85,7 +85,7 @@ static int tpmd_connect(char *socket_name)
+     return res;
+   }
+   addr.sun_family = AF_UNIX;
+-  strncpy(addr.sun_path, socket_name, sizeof(addr.sun_path));
++  strncpy(addr.sun_path, socket_name, sizeof(addr.sun_path)-1);
+   res = tpmd_sock->ops->connect(tpmd_sock,
+     (struct sockaddr*)&addr, sizeof(struct sockaddr_un), 0);
+   if (res != 0) {
+-- 
+2.16.4
+

diff --git a/app-crypt/tpm-emulator/tpm-emulator-0.7.5.ebuild b/app-crypt/tpm-emulator/tpm-emulator-0.7.5.ebuild
index 70301caebeecda1f94dc0b224952d52d8336e9d2..97b70a4785f0f25b7e587d58be0af69a30b13a90 100644 (file)
--- a/app-crypt/tpm-emulator/tpm-emulator-0.7.5.ebuild
+++ b/app-crypt/tpm-emulator/tpm-emulator-0.7.5.ebuild
@@ -22,6 +22,10 @@ RDEPEND="ssl? (
 DEPEND="${RDEPEND}
        !ssl? ( dev-libs/gmp )"
 
+PATCHES=(
+       "${FILESDIR}/${P}-build.patch"
+)
+
 pkg_setup() {
        enewgroup tss
        enewuser tss -1 -1 /var/lib/tpm tss