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authortruckman <truckman@FreeBSD.org>2016-05-20 07:00:11 +0000
committertruckman <truckman@FreeBSD.org>2016-05-20 07:00:11 +0000
commit4597c47c8b031e66fdecf9be5ab02e94150345e6 (patch)
tree29c42c1f6ecd086d4da12ef4266b3f0cb38a5779 /usr.sbin/rtadvd/config.c
parentda24c7987e35b6208d9d89babc94b8fcd8345813 (diff)
downloadFreeBSD-src-4597c47c8b031e66fdecf9be5ab02e94150345e6.zip
FreeBSD-src-4597c47c8b031e66fdecf9be5ab02e94150345e6.tar.gz
MFC r299867
Use strlcpy() instead of strncpy() when copying ifname to ensure that it is NUL terminated. Additional NUL padding is not required for short names. Reported by: Coverity CID: 974860, 1009972, 1009973
Diffstat (limited to 'usr.sbin/rtadvd/config.c')
-rw-r--r--usr.sbin/rtadvd/config.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/usr.sbin/rtadvd/config.c b/usr.sbin/rtadvd/config.c
index f0e11a3..b781ecc 100644
--- a/usr.sbin/rtadvd/config.c
+++ b/usr.sbin/rtadvd/config.c
@@ -634,7 +634,7 @@ getconfig_free_pfx:
exit(1);
}
memset(&ndi, 0, sizeof(ndi));
- strncpy(ndi.ifname, ifi->ifi_ifname, sizeof(ndi.ifname));
+ strlcpy(ndi.ifname, ifi->ifi_ifname, sizeof(ndi.ifname));
if (ioctl(s, SIOCGIFINFO_IN6, (caddr_t)&ndi) < 0)
syslog(LOG_INFO, "<%s> ioctl:SIOCGIFINFO_IN6 at %s: %s",
__func__, ifi->ifi_ifname, strerror(errno));
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