--- mozilla-2.0.orig/modules/libpr0n/decoders/nsPNGDecoder.cpp	2011-03-19 00:34:02.000000000 +0100
+++ mozilla-2.0/modules/libpr0n/decoders/nsPNGDecoder.cpp	2011-03-27 22:30:41.783370593 +0200
@@ -386,7 +386,8 @@ PNGGetColorProfile(png_structp png_ptr, 
   // First try to see if iCCP chunk is present
   if (png_get_valid(png_ptr, info_ptr, PNG_INFO_iCCP)) {
     png_uint_32 profileLen;
-    char *profileData, *profileName;
+    png_byte *profileData;
+    char *profileName;
     int compression;
 
     png_get_iCCP(png_ptr, info_ptr, &profileName, &compression,