[cogl] cogl-pipeline-fragend-arbfp: Fix the comparison for dot3 arguments

[Neil Roberts <nroberts src gnome org>]

commit a075f4498b3c49d7a349bec09758af2c2be67aaf
Author: Neil Roberts <neil linux intel com>
Date:   Wed May 11 13:50:32 2011 +0100

    cogl-pipeline-fragend-arbfp: Fix the comparison for dot3 arguments
    
    There was a typo in fragend_arbfp_args_equal so that it wasn't
    comparing the constants correctly.
    
    Thomas Wood found this bug with static analysis.

 cogl/cogl-pipeline-fragend-arbfp.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/cogl/cogl-pipeline-fragend-arbfp.c b/cogl/cogl-pipeline-fragend-arbfp.c
index 4e14ba1..18f8553 100644
--- a/cogl/cogl-pipeline-fragend-arbfp.c
+++ b/cogl/cogl-pipeline-fragend-arbfp.c
@@ -558,7 +558,7 @@ fragend_arbfp_args_equal (CoglPipelineFragendARBfpArg *arg0,
    * have one target enabled at a time. */
 
   if (arg0->type == COGL_PIPELINE_FRAGEND_ARBFP_ARG_TYPE_CONSTANT &&
-      arg0->constant_id != arg0->constant_id)
+      arg0->constant_id != arg1->constant_id)
     return FALSE;
 
   if (arg0->swizzle != arg1->swizzle &&