Mesa (master): mesa: handle PBO access error in display list mode

Yuanhan Liu yliu at
Wed Oct 19 20:44:18 PDT 2011

Module: Mesa
Branch: master
Commit: 46d5fb576a37bdd50cd4a2795b27852b4c8a8250

Author: Yuanhan Liu <yuanhan.liu at>
Date:   Wed Oct 19 11:20:18 2011 +0800

mesa: handle PBO access error in display list mode

Simply generate GL_INVALID_OPERATION error at display list mode. As
explained by Brian, we are going to access PBO data at compile time.
No need to defer the error at execution time.

Signed-off-by: Yuanhan Liu <yuanhan.liu at>
Reviewed-by: Brian Paul <brianp at>


 src/mesa/main/dlist.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c
index 625649e..d901bdd 100644
--- a/src/mesa/main/dlist.c
+++ b/src/mesa/main/dlist.c
@@ -939,7 +939,9 @@ unpack_image(struct gl_context *ctx, GLuint dimensions,
       return image;
    /* bad access! */
+   _mesa_error(ctx, GL_INVALID_OPERATION, "invalid PBO access");
    return NULL;

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