Added missing typecast.

diff --git a/coders/psd.c b/coders/psd.c
index 6b393c2a846c19e9291493d0b2f2c77b1a6f4f9d..11d26ea8526bc6ef61e225b0b7706ea08e4ebfd3 100644 (file)
--- a/coders/psd.c
+++ b/coders/psd.c
@@ -887,7 +887,7 @@ static MagickBooleanType ReadPSDChannelPixels(Image *image,
           q+=GetPixelChannels(image);
           x++;
         }
-        if (x != image->columns)
+        if (x != (ssize_t) image->columns)
           x--;
         continue;
       }