Merge pull request #647 from musaicapp/bug

Prefetcher: check progressBlock is not nil before executing.

Merge pull request #647 from musaicapp/bug
Prefetcher: check progressBlock is not nil before executing.
Olivier Poitrey
Commit 129358204705b2695d5ef20ebb335cdbe375a381 2 parents 5f3e9272 f2546c73
Showing 1 changed file with 4 additions and 0 deletions
SDWebImage/SDWebImagePrefetcher.m
--- a/SDWebImage/SDWebImagePrefetcher.m
View file @1293582
+++ b/SDWebImage/SDWebImagePrefetcher.m
View file @1293582
@@ -57,13 +57,17 @@
         self.finishedCount++;
 
         if (image) {
+             if (self.progressBlock) {
                 self.progressBlock(self.finishedCount,[self.prefetchURLs count]);
+             }
 #ifdef SD_VERBOSE
             NSLog(@"Prefetched %d out of %d", self.finishedCount, self.prefetchURLs.count);
 #endif
         }
         else {
+             if (self.progressBlock) {
                 self.progressBlock(self.finishedCount,[self.prefetchURLs count]);
+             }
 #ifdef SD_VERBOSE
             NSLog(@"Prefetched %d out of %d (Failed)", self.finishedCount, [self.prefetchURLs count]);
 #endif