Use alloca instead of malloc, then we don't need free them at the end of this
function.
Signed-off-by: Huang Rui <ray.hu...@amd.com>
---
amdgpu/amdgpu_cs.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/amdgpu/amdgpu_cs.c b/amdgpu/amdgpu_cs.c
index 1bd974f..aaa1f7b 100644
--- a/amdgpu/amdgpu_cs.c
+++ b/amdgpu/amdgpu_cs.c
@@ -295,7 +295,7 @@ static int amdgpu_cs_submit_one(amdgpu_context_handle
context,
}
if (ibs_request->number_of_dependencies) {
- dependencies = malloc(sizeof(struct drm_amdgpu_cs_chunk_dep) *
+ dependencies = alloca(sizeof(struct drm_amdgpu_cs_chunk_dep) *
ibs_request->number_of_dependencies);
if (!dependencies) {
r = -ENOMEM;
@@ -326,7 +326,7 @@ static int amdgpu_cs_submit_one(amdgpu_context_handle
context,
LIST_FOR_EACH_ENTRY(sem, sem_list, list)
sem_count++;
if (sem_count) {
- sem_dependencies = malloc(sizeof(struct
drm_amdgpu_cs_chunk_dep) * sem_count);
+ sem_dependencies = alloca(sizeof(struct
drm_amdgpu_cs_chunk_dep) * sem_count);
if (!sem_dependencies) {
r = -ENOMEM;
goto error_unlock;
@@ -363,8 +363,6 @@ static int amdgpu_cs_submit_one(amdgpu_context_handle
context,
context->last_seq[ibs_request->ip_type][ibs_request->ip_instance][ibs_request->ring]
= ibs_request->seq_no;
error_unlock:
pthread_mutex_unlock(&context->sequence_mutex);
- free(dependencies);
- free(sem_dependencies);
return r;
}
--
2.7.4
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