0a91cb8534
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>
29 lines
1.2 KiB
Diff
29 lines
1.2 KiB
Diff
From 327f73dd7093d04c2dbea13ee30fc3dfafc5e944 Mon Sep 17 00:00:00 2001
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From: Hans Dedecker <dedeckeh@gmail.com>
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Date: Sat, 21 Apr 2018 13:40:29 +0200
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Subject: [PATCH] dhcpv6: fix strncpy bounds
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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));
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Signed-off-by: Khem Raj <raj.khem@gmail.com>
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Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>
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[Retrieved (and backported) from:
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https://github.com/openwrt/odhcp6c/commit/327f73dd7093d04c2dbea13ee30fc3dfafc5e944]
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Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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---
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src/dhcpv6.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/dhcpv6.c b/src/dhcpv6.c
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index 0b3585c..d70d533 100644
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--- a/src/dhcpv6.c
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+++ b/src/dhcpv6.c
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@@ -135,7 +135,7 @@ int init_dhcpv6(const char *ifname, unsigned int options, int sol_timeout)
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// Detect interface
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struct ifreq ifr;
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- strncpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
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+ strncpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name) - 1);
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if (ioctl(sock, SIOCGIFINDEX, &ifr) < 0)
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return -1;
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