From 0382c0da7b78acc007a1716e6471cc8f1b9ad804 Mon Sep 17 00:00:00 2001 From: Christian Brauner Date: Tue, 1 May 2018 17:17:03 +0200 Subject: [PATCH] coverity: #1248104 Argument cannot be negative Signed-off-by: Christian Brauner --- src/lxc/network.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/lxc/network.c b/src/lxc/network.c index e31066cb9..cbffe8ef6 100644 --- a/src/lxc/network.c +++ b/src/lxc/network.c @@ -592,6 +592,8 @@ static char *is_wlan(const char *ifname) fseek(f, 0, SEEK_END); physlen = ftell(f); fseek(f, 0, SEEK_SET); + if (physlen < 0) + goto bad; physname = malloc(physlen + 1); if (!physname) { -- 2.47.2