Add some sanity check on the URL parameter

2012-11-29 18:50:52 +01:00 · 2012-11-29 18:50:52 +01:00 · ddd03f7d2c
parent 4284b5797e
commit ddd03f7d2c
1 changed files with 6 additions and 0 deletions
--- a/SDWebImage/SDWebImageManager.m
+++ b/SDWebImage/SDWebImageManager.m
@ -69,6 +69,12 @@
        url = [NSURL URLWithString:(NSString *)url];
    }

+    // Prevents app crashing on argument type error like sending NSNull instead of NSURL
+    if (![url isKindOfClass:NSURL.class])
+    {
+        url = nil;
+    }
+
    __block SDWebImageCombinedOperation *operation = SDWebImageCombinedOperation.new;
    
    if (!url || !completedBlock || (!(options & SDWebImageRetryFailed) && [self.failedURLs containsObject:url]))