netlink: Fix warning

diff --git a/src/netlink.c b/src/netlink.c
index fa19758..59f9774 100644 (file)
--- a/src/netlink.c
+++ b/src/netlink.c
@@ -452,7 +452,7 @@ static int nl_get_multicast_id(struct nl_sock *sock, const char *family,
                                const char *group)
 {
        struct nl_msg *msg;
-       int err, ctrlid;
+       int err = 0, ctrlid;
        struct handler_args grp = {
                .group = group,
                .id = -ENOENT,