From: DoHyun Pyun <dh79.pyun@xxxxxxxxxxx>
This patch prevents the possible not NULL terminating problem.
ifr_name's array size is IFNAMSIZ. So If bridge has IFNAMSIZ size,
the name string will be not NULL terminating.
---
tools/bneptest.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/bneptest.c b/tools/bneptest.c
index a7d5815..1404252 100644
--- a/tools/bneptest.c
+++ b/tools/bneptest.c
@@ -89,7 +89,7 @@ static int set_forward_delay(int sk)
struct ifreq ifr;
memset(&ifr, 0, sizeof(ifr));
- strncpy(ifr.ifr_name, bridge, IFNAMSIZ);
+ strncpy(ifr.ifr_name, bridge, IFNAMSIZ - 1);
ifr.ifr_data = (char *) args;
if (ioctl(sk, SIOCDEVPRIVATE, &ifr) < 0) {
--
1.8.1.2
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