(no commit message)

diff --git a/MagickCore/image.c b/MagickCore/image.c
index 3c09f32c598549c410844876ef8dbee71194f914..800e25b0a24a897a3791aa977fce30794db4478a 100644 (file)
--- a/MagickCore/image.c
+++ b/MagickCore/image.c
@@ -2880,7 +2880,7 @@ MagickExport MagickBooleanType SetImageAlpha(Image *image,const Quantum alpha,
       }
     for (x=0; x < (ssize_t) image->columns; x++)
     {
-      if (GetPixelReadMask(image,q) == 0)
+      if (GetPixelReadMask(image,q) != 0)
         SetPixelAlpha(image,alpha,q);
       q+=GetPixelChannels(image);
     }