[libnozzle] re-instate error checking in nozzle_get_ips

Signed-off-by: Fabio M. Di Nitto <fdinitto@redhat.com>
kronosnet · Dec 15, 2018 · 0b28d50 · 0b28d50
1 parent 212baff
commit 0b28d50
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/libnozzle/libnozzle.c b/libnozzle/libnozzle.c
@@ -1176,6 +1176,11 @@ int nozzle_get_ips(const nozzle_t nozzle, struct nozzle_ip **nozzle_ip)
 {
 	int err = 0, savederrno = 0;
 
+	if (!nozzle_ip) {
+		errno = EINVAL;
+		return -1;
+	}
+
 	savederrno = pthread_mutex_lock(&config_mutex);
 	if (savederrno) {
 		errno = savederrno;