Mesa (master): llvmpipe: (trivial) initialize src1_alpha var to NULL

[Roland Scheidegger]

Module: Mesa
Branch: master
Commit: 64d3ae09b72ee1052560c1704d628b433140e895
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=64d3ae09b72ee1052560c1704d628b433140e895

Author: Roland Scheidegger <sroland at vmware.com>
Date:   Fri Apr 15 21:11:52 2016 +0200

llvmpipe: (trivial) initialize src1_alpha var to NULL

The blend code would do a conditional assignment based on it, causing valgrind
to complain. Since that variable was actually unused in this case, this
doesn't fix anything but the warning.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=94955
Cc: "11.1 11.2" <mesa-stable at lists.freedesktop.org>

Reviewed-by: Brian Paul <brianp at vmware.com>

---

 src/gallium/drivers/llvmpipe/lp_state_fs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/llvmpipe/lp_state_fs.c b/src/gallium/drivers/llvmpipe/lp_state_fs.c
index ca0533b..93460a3 100644
--- a/src/gallium/drivers/llvmpipe/lp_state_fs.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_fs.c
@@ -1601,7 +1601,7 @@ generate_unswizzled_blend(struct gallivm_state *gallivm,
    LLVMValueRef fs_src[4][TGSI_NUM_CHANNELS];
    LLVMValueRef fs_src1[4][TGSI_NUM_CHANNELS];
    LLVMValueRef src_alpha[4 * 4];
-   LLVMValueRef src1_alpha[4 * 4];
+   LLVMValueRef src1_alpha[4 * 4] = { NULL };
    LLVMValueRef src_mask[4 * 4];
    LLVMValueRef src[4 * 4];
    LLVMValueRef src1[4 * 4];