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authorLijo Lazar <lijo.lazar@amd.com>2025-08-05 15:10:09 +0300
committerAlex Deucher <alexander.deucher@amd.com>2025-08-06 21:21:16 +0300
commit1a0e57eb96c3fca338665ffd7d9b59f351e5fea7 (patch)
tree3b657b2ccb5501e7d8c791e31b15d158e7d6a247 /drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
parentc5c62160a540db7d7e746e498fea91c35507d775 (diff)
downloadlinux-1a0e57eb96c3fca338665ffd7d9b59f351e5fea7.tar.xz
drm/amdgpu/vcn: Fix double-free of vcn dump buffer
The buffer is already freed as part of amdgpu_vcn_reg_dump_fini(). The issue is introduced by below patch series. Fixes: de55cbff5ce9 ("drm/amdgpu/vcn: Add regdump helper functions") Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Sathishkumar S <sathishkumar.sundararaju@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
index b497a6714138..050a5411aae5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
@@ -1549,6 +1549,7 @@ int amdgpu_vcn_reg_dump_init(struct amdgpu_device *adev,
static void amdgpu_vcn_reg_dump_fini(struct amdgpu_device *adev)
{
kfree(adev->vcn.ip_dump);
+ adev->vcn.ip_dump = NULL;
adev->vcn.reg_list = NULL;
adev->vcn.reg_count = 0;
}