From 2ebf61f2cfb9a11bc17db30df3e675a4cd7418d3 Mon Sep 17 00:00:00 2001 From: Dong Chenchen Date: Thu, 10 Nov 2022 22:33:14 +0800 Subject: [PATCH] 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 Signed-off-by: Dong Chenchen Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 6 ++++-- 1 file 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 d371000..255d545 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); -- 2.7.4