diff options
| author | Lijo Lazar <lijo.lazar@amd.com> | 2025-08-05 17:40:09 +0530 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-08-06 14:21:16 -0400 |
| commit | 1a0e57eb96c3fca338665ffd7d9b59f351e5fea7 (patch) | |
| tree | 3b657b2ccb5501e7d8c791e31b15d158e7d6a247 /drivers/gpu/drm | |
| parent | c5c62160a540db7d7e746e498fea91c35507d775 (diff) | |
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')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c | 2 |
4 files changed, 1 insertions, 5 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; } diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c index ff2a85619f23..95173156f956 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c @@ -354,7 +354,6 @@ static int vcn_v3_0_sw_fini(struct amdgpu_ip_block *ip_block) return r; } - kfree(adev->vcn.ip_dump); return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c index c6450ed65c12..019bd362edb2 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c @@ -280,8 +280,6 @@ static int vcn_v4_0_3_sw_fini(struct amdgpu_ip_block *ip_block) return r; } - kfree(adev->vcn.ip_dump); - return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c index f785467370d9..75c884a8f556 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c @@ -275,8 +275,6 @@ static int vcn_v4_0_5_sw_fini(struct amdgpu_ip_block *ip_block) return r; } - kfree(adev->vcn.ip_dump); - return 0; } |