From a34147539860ffff9d1a27c59e0cdeb4cb39d2bf Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Thu, 26 Jan 2012 20:01:10 -0700
Subject: [PATCH] mesa: remove LSB-first pixel packing check in glReadPixels

GL_UNPACK_LSB_FIRST only applies to bitmap data, not glReadPixels.

Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
(cherry picked from commit 343100d1fcd5ee705e8b99cd9ff1259001f15081)
---
 src/mesa/main/readpix.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/mesa/main/readpix.c b/src/mesa/main/readpix.c
index f3a0d109adf..b9c93510379 100644
--- a/src/mesa/main/readpix.c
+++ b/src/mesa/main/readpix.c
@@ -230,8 +230,7 @@ fast_read_rgba_pixels_memcpy( struct gl_context *ctx,
       return GL_FALSE;
 
    /* check for things we can't handle here */
-   if (packing->SwapBytes ||
-       packing->LsbFirst) {
+   if (packing->SwapBytes) {
       return GL_FALSE;
    }