[PATCH] erofs-utils: lib: fix potential NULL pointer dereference in docker_config.c

[Sri Lasya]

Signed-off-by: Sri Lasya <lasyaprathipati at gmail.com>
---
 lib/remotes/docker_config.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/remotes/docker_config.c b/lib/remotes/docker_config.c
index 00db1bb..b346ee8 100644
--- a/lib/remotes/docker_config.c
+++ b/lib/remotes/docker_config.c
@@ -38,7 +38,6 @@ static char *docker_config_path(void)
 {
 	const char *dir;
 	char *path = NULL;
-
 	dir = getenv("DOCKER_CONFIG");
 	if (dir) {
 		if (!*dir)
@@ -203,6 +202,8 @@ int erofs_docker_config_lookup(const char *registry,
 		}
 
 		entry = json_object_iter_peek_value(&it);
+                if (!entry)
+			continue;
 		if (json_object_object_get_ex(entry, "auth", &auth_field)) {
 			b64 = json_object_get_string(auth_field);
 			if (b64 && *b64) {
-- 
2.43.0