Mesa (main): turnip: avoid some UB

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Module: Mesa
Branch: main
Commit: 71003e3c84dd30461e9576140ec64283c8936de5
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=71003e3c84dd30461e9576140ec64283c8936de5

Author: Rob Clark <robdclark at chromium.org>
Date:   Sun Jul 11 12:40:05 2021 -0700

turnip: avoid some UB

Reduce a bit of extra noise that makes diffing cmdstream traces more
annoying.

Signed-off-by: Rob Clark <robdclark at chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8705>

---

 src/freedreno/vulkan/tu_pipeline.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/freedreno/vulkan/tu_pipeline.c b/src/freedreno/vulkan/tu_pipeline.c
index 7089d8fc6d5..f1135506b2c 100644
--- a/src/freedreno/vulkan/tu_pipeline.c
+++ b/src/freedreno/vulkan/tu_pipeline.c
@@ -980,8 +980,8 @@ tu6_emit_vpc(struct tu_cs *cs,
    assert(linkage.cnt <= 32);
    const uint32_t sp_out_count = DIV_ROUND_UP(linkage.cnt, 2);
    const uint32_t sp_vpc_dst_count = DIV_ROUND_UP(linkage.cnt, 4);
-   uint32_t sp_out[16];
-   uint32_t sp_vpc_dst[8];
+   uint32_t sp_out[16] = {0};
+   uint32_t sp_vpc_dst[8] = {0};
    for (uint32_t i = 0; i < linkage.cnt; i++) {
       ((uint16_t *) sp_out)[i] =
          A6XX_SP_VS_OUT_REG_A_REGID(linkage.var[i].regid) |