Conversion should check if it receives null pointer.

votchallenge · Sep 1, 2016 · a538e20 · a538e20
1 parent 7c04f6e
commit a538e20
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/lib/region.c b/lib/region.c
@@ -204,6 +204,8 @@ char* region_string(region_container* region) {
 	char* result = NULL;
 	string_buffer buffer;
 
+	if (!region) return NULL;
+
 	BUFFER_CREATE(buffer, 32);
 
 	if (region->type == SPECIAL) {