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authorGravatar Fabrice Fontaine <fontaine.fabrice@gmail.com>2019-01-16 20:29:10 +0100
committerGravatar Peter Korsgaard <peter@korsgaard.com>2019-01-19 23:14:28 +0100
commit0a91cb8534ef9d65dd4c9f98e40d6630b3a8611f (patch)
tree9591a2691d3e30b45a0f365bd3ab90d1d29c4908
parent8b4faf86c3691be90cc1f1a79005d855d1071624 (diff)
downloadbuildroot-0a91cb8534ef9d65dd4c9f98e40d6630b3a8611f.tar.gz
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odhcp6c: fix build with gcc 8
Retrieve and backport upstream patch to fix build with gcc 8 Fixes: - http://autobuild.buildroot.org/results/1c6f0d1f2fcd3474af81b3851d875f834a3a0a4f Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com> Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
-rw-r--r--package/odhcp6c/0001-dhcpv6-fix-strncpy-bounds.patch28
1 files changed, 28 insertions, 0 deletions
diff --git a/package/odhcp6c/0001-dhcpv6-fix-strncpy-bounds.patch b/package/odhcp6c/0001-dhcpv6-fix-strncpy-bounds.patch
new file mode 100644
index 0000000000..abf5191522
--- /dev/null
+++ b/package/odhcp6c/0001-dhcpv6-fix-strncpy-bounds.patch
@@ -0,0 +1,28 @@
+From 327f73dd7093d04c2dbea13ee30fc3dfafc5e944 Mon Sep 17 00:00:00 2001
+From: Hans Dedecker <dedeckeh@gmail.com>
+Date: Sat, 21 Apr 2018 13:40:29 +0200
+Subject: [PATCH] dhcpv6: fix strncpy bounds
+
+Fixes dhcpv6.c:138:2: error: 'strncpy' specified bound 16 equals destination size [-Werror=stringop-truncation] strncpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>
+[Retrieved (and backported) from:
+https://github.com/openwrt/odhcp6c/commit/327f73dd7093d04c2dbea13ee30fc3dfafc5e944]
+Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
+---
+ src/dhcpv6.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/dhcpv6.c b/src/dhcpv6.c
+index 0b3585c..d70d533 100644
+--- a/src/dhcpv6.c
++++ b/src/dhcpv6.c
+@@ -135,7 +135,7 @@ int init_dhcpv6(const char *ifname, unsigned int options, int sol_timeout)
+ // Detect interface
+ struct ifreq ifr;
+- strncpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
++ strncpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name) - 1);
+ if (ioctl(sock, SIOCGIFINDEX, &ifr) < 0)
+ return -1;
+