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radv: don't pass null to _mesa_sha1_update

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This could then pass NULL to memcpy. Fixes UBSan error:
../src/util/sha1/sha1.c:140:8: runtime error: null pointer passed as argument 2, which is declared to never be null

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6206>
This commit is contained in:
Rhys Perry
2020-08-05 21:03:22 +01:00
committed by Marge Bot
parent 30fca3b2e6
commit 4f08af6766
1 changed files with 1 additions and 1 deletions
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src/amd/vulkan/radv_pipeline_cache.c
+1 -1
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@@ -133,7 +133,7 @@ radv_hash_shaders(unsigned char *hash,
_mesa_sha1_update(&ctx, module->sha1, sizeof(module->sha1));
_mesa_sha1_update(&ctx, stages[i]->pName, strlen(stages[i]->pName));
if (spec_info) {
if (spec_info && spec_info->mapEntryCount) {
_mesa_sha1_update(&ctx, spec_info->pMapEntries,
spec_info->mapEntryCount * sizeof spec_info->pMapEntries[0]);
_mesa_sha1_update(&ctx, spec_info->pData, spec_info->dataSize);