...

diff --git a/coders/png.c b/coders/png.c
index ae1031367cf001f153febfcecf48da38878c0ac4..835501b0c145b6724df85afa2ed74cf7bd01bd33 100644 (file)
--- a/coders/png.c
+++ b/coders/png.c
@@ -11355,7 +11355,6 @@ static MagickBooleanType WriteOnePNGImage(MngInfo *mng_info,
   if (pixel_info == (MemoryInfo *) NULL)
     png_error(ping,"Allocation of memory for pixels failed");
   ping_pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
-  (void) memset(ping_pixels,0,sizeof(rowbytes*sizeof(*ping_pixels)));
   /*
     Initialize image scanlines.
   */