Mesa (master): llvmpipe: Remove unnecessary null check of shader.

[Vinson Lee]

Module: Mesa
Branch: master
Commit: 76df7edacfd684f97b38032773a6c56919970b15
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=76df7edacfd684f97b38032773a6c56919970b15

Author: Vinson Lee <vlee at freedesktop.org>
Date:   Fri Sep 27 21:27:19 2013 -0700

llvmpipe: Remove unnecessary null check of shader.

shader has already been dereferenced earlier so cannot be null here.

Fixes "Dereference before null check" defect reported by Coverity.

Signed-off-by: Vinson Lee <vlee at freedesktop.org>
Reviewed-by: Brian Paul <brianp at vmware.com>

---

 src/gallium/drivers/llvmpipe/lp_state_fs.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/gallium/drivers/llvmpipe/lp_state_fs.c b/src/gallium/drivers/llvmpipe/lp_state_fs.c
index 875a3cf..8223d2a 100644
--- a/src/gallium/drivers/llvmpipe/lp_state_fs.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_fs.c
@@ -2435,7 +2435,7 @@ generate_variant(struct llvmpipe_context *lp,
          !shader->info.base.uses_kill
       ? TRUE : FALSE;
 
-   if ((!shader || shader->info.base.num_tokens <= 1) &&
+   if ((shader->info.base.num_tokens <= 1) &&
        !key->depth.enabled && !key->stencil[0].enabled) {
       variant->ps_inv_multiplier = 0;
    } else {