[Mesa-dev] [PATCH] intel: fix the wrong code to detect null texture.

[Yuanhan Liu]

On Fri, Sep 09, 2011 at 10:56:36AM +0800, Yuanhan Liu wrote:
> There is already comments show how to detect a null texture. Fix the
> code to match the comments.
> 
> This would fix the oglc divzero(basic.texQOrWEqualsZero) and
> divzero(basic.texTrivialPrim) test case fail.
> 
> Signed-off-by: Yuanhan Liu <yuanhan.liu at linux.intel.com>

This patch also fix the two oglc fail on i915gm machine.

Thanks,
Yuanhan Liu
> ---
>  src/mesa/drivers/dri/intel/intel_mipmap_tree.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/src/mesa/drivers/dri/intel/intel_mipmap_tree.c b/src/mesa/drivers/dri/intel/intel_mipmap_tree.c
> index f36240d..717e0ae 100644
> --- a/src/mesa/drivers/dri/intel/intel_mipmap_tree.c
> +++ b/src/mesa/drivers/dri/intel/intel_mipmap_tree.c
> @@ -137,7 +137,7 @@ intel_miptree_create(struct intel_context *intel,
>     /*
>      * pitch == 0 || height == 0  indicates the null texture
>      */
> -   if (!mt || !mt->total_height) {
> +   if (!mt->total_width || !mt->total_height) {
>        free(mt);
>        return NULL;
>     }
> -- 
> 1.7.4.4