修复技能卡没图片时闪退问题

xplan-ios/Main/Room/View/UserCard/View/SubViews/XPUserCardSkillCardView.m

@@ -58,12 +58,12 @@
 
     UIImage* image = cell.imageView.image;
     if (image) {
-        CGFloat scale = image.size.width / image.size.height;
+        CGFloat scale = image.size.width / (image.size.height > 0 ? image.size.height : 1);
         return CGSizeMake(20 * scale, height);
     } else {
         NSURL *imgUrl = [NSURL URLWithString:[self.dataArray safeObjectAtIndex1:indexPath.item]];
         UIImage *myImage = [UIImage imageWithData:[NSData dataWithContentsOfURL:imgUrl]];
-        CGFloat scale = myImage.size.width / myImage.size.height;
+        CGFloat scale = myImage.size.width / (myImage.size.height > 0 ? myImage.size.height : 1) ;
         if (scale == 0) {
             return CGSizeMake(60, height);
         }else {