network: please broken compilers

Some users report that compilation fails because of reports that this
variable can be used uninitialized. Initialize it to silence the
compiler.

Fixes: https://github.com/lxc/lxc/issues/3850
Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

diff --git a/src/lxc/network.c b/src/lxc/network.c
index 52d8e91336c6b18e1ed9f189a9e4bb6775f637ea..1f61e95012a01784d6688f887a125799c7a854e4 100644 (file)
--- a/src/lxc/network.c
+++ b/src/lxc/network.c
@@ -1886,7 +1886,8 @@ static int netdev_get_flag(const char *name, int *flag)
  */
 int lxc_netdev_isup(const char *name)
 {
-       int err, flag;
+       int err;
+       int flag = 0;
 
        err = netdev_get_flag(name, &flag);
        if (err)