amdgpu: use alloca for dependencies and sem_dependencies
Use alloca instead of malloc, then we don't need free them at the end of this function. Signed-off-by: Huang Rui <ray.huang@amd.com> Reviewed-by: Marek Olšák <marek.olsak@amd.com>main
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d8731e9eec
commit
fca0849af3
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@ -295,7 +295,7 @@ static int amdgpu_cs_submit_one(amdgpu_context_handle context,
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}
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if (ibs_request->number_of_dependencies) {
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dependencies = malloc(sizeof(struct drm_amdgpu_cs_chunk_dep) *
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dependencies = alloca(sizeof(struct drm_amdgpu_cs_chunk_dep) *
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ibs_request->number_of_dependencies);
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if (!dependencies) {
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r = -ENOMEM;
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@ -326,7 +326,7 @@ static int amdgpu_cs_submit_one(amdgpu_context_handle context,
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LIST_FOR_EACH_ENTRY(sem, sem_list, list)
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sem_count++;
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if (sem_count) {
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sem_dependencies = malloc(sizeof(struct drm_amdgpu_cs_chunk_dep) * sem_count);
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sem_dependencies = alloca(sizeof(struct drm_amdgpu_cs_chunk_dep) * sem_count);
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if (!sem_dependencies) {
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r = -ENOMEM;
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goto error_unlock;
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@ -363,8 +363,6 @@ static int amdgpu_cs_submit_one(amdgpu_context_handle context,
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context->last_seq[ibs_request->ip_type][ibs_request->ip_instance][ibs_request->ring] = ibs_request->seq_no;
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error_unlock:
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pthread_mutex_unlock(&context->sequence_mutex);
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free(dependencies);
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free(sem_dependencies);
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return r;
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}
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