(no commit message)

diff --git a/coders/png.c b/coders/png.c
index 07510a80e5c824d0470b9f1c087fad96a25b0bad..3bd5751e4195b16cb9ca39d2e5264c55cdd6e6cc 100644 (file)
--- a/coders/png.c
+++ b/coders/png.c
@@ -2805,6 +2805,9 @@ static Image *ReadOnePNGImage(MngInfo *mng_info,
         }
     }
 
+  x_resolution=0;
+  y_resolution=0;
+  unit_type=0;
   if (png_get_valid(ping,ping_info,PNG_INFO_pHYs))
     {
       /*