Fixed crash with SDL_SetError(NULL)

libsdl-org · Jun 8, 2014 · 4053844 · 4053844
1 parent 0ddd252
commit 4053844
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/stdlib/SDL_string.c b/src/stdlib/SDL_string.c
@@ -1468,6 +1468,9 @@ SDL_vsnprintf(SDL_OUT_Z_CAP(maxlen) char *text, size_t maxlen, const char *fmt,
     size_t left = maxlen;
     char *textstart = text;
 
+    if (!fmt) {
+        fmt = "";
+    }
     while (*fmt) {
         if (*fmt == '%') {
             SDL_bool done = SDL_FALSE;