diff options
| -rw-r--r-- | system-linux.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/system-linux.c b/system-linux.c index a038987..67fa2b1 100644 --- a/system-linux.c +++ b/system-linux.c @@ -2485,10 +2485,12 @@ int system_update_ipv6_mtu(struct device *dev, int mtu) { int ret = -1; char buf[64]; + int fd; + snprintf(buf, sizeof(buf), "/proc/sys/net/ipv6/conf/%s/mtu", dev->ifname); - int fd = open(buf, O_RDWR); + fd = open(buf, O_RDWR); if (fd < 0) return ret; |