src/mount: check before dereference buf

CID 180671 (#1 of 1): Dereference null return value (NULL_RETURNS) Signed-off-by: songweibin <song.weibin@zte.com.cn>
yehudasa · Jul 26, 2019 · b737cc4 · b737cc4
1 parent e027012
commit b737cc4
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/mount/mount.ceph.c b/src/mount/mount.ceph.c
@@ -40,6 +40,10 @@ static char *mount_resolve_src(const char *orig_str)
 	char *mount_path;
 	char *src;
 	char *buf = strdup(orig_str);
+	if (!buf) {
+		fprintf(stderr, "%s: failed to allocate memory\n", __func__);
+		return NULL;
+	}
 
 	mount_path = strstr(buf, ":/");
 	if (!mount_path) {