Fix use-after-not-created for photos

Fix reported by @spaeps in majn/telegram-purple#238 Closes vysheng#42 I didn't actually do anything, except forward this patch.
majn · Feb 27, 2016 · bec66c2 · bec66c2
1 parent e03d95b
commit bec66c2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/structures.c b/structures.c
@@ -1966,7 +1966,7 @@ void tgls_free_message_media (struct tgl_state *TLS, struct tgl_message_media *M
   case tgl_message_media_geo:
     return;
   case tgl_message_media_photo:
-    tgls_free_photo (TLS, M->photo);
+    if (M->photo) { tgls_free_photo (TLS, M->photo); }
     if (M->caption) { tfree_str (M->caption); }
     M->photo = NULL;
     return;