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authorDong Chenchen <dongchenchen2@huawei.com>2022-11-10 22:33:14 +0800
committerAlex Deucher <alexander.deucher@amd.com>2022-11-10 15:30:34 -0500
commit2ebf61f2cfb9a11bc17db30df3e675a4cd7418d3 (patch)
treeb69907b675ff94bd38fa8478db2187e931ffdeee /drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
parentfe6d2ca6f3f806f2f03e961d80cdbf27073868c8 (diff)
drm/amdgpu: Fix memory leak in amdgpu_cs_pass1
When p->gang_size equals 0, amdgpu_cs_pass1() will return directly without freeing chunk_array, which will cause a memory leak issue, this patch fixes it. Fixes: 4624459c84d7 ("drm/amdgpu: add gang submit frontend v6") Reviewed-by: Luben Tuikov <luben.tuikov@amd.com> Signed-off-by: Dong Chenchen <dongchenchen2@huawei.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index d371000a5727..255d545e5524 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -287,8 +287,10 @@ static int amdgpu_cs_pass1(struct amdgpu_cs_parser *p,
}
}
- if (!p->gang_size)
- return -EINVAL;
+ if (!p->gang_size) {
+ ret = -EINVAL;
+ goto free_partial_kdata;
+ }
for (i = 0; i < p->gang_size; ++i) {
ret = amdgpu_job_alloc(p->adev, num_ibs[i], &p->jobs[i], vm);