From: Chen Tao chentao107@huawei.com
[ Upstream commit 888e32d71115e26b57bdcbc717c68e9c5026bac3 ]
Fix memory leak in amdgpu_debugfs_gpr_read not freeing data when amdgpu_virt_enable_access_debugfs failed.
Fixes: 95a2f917387a2 ("drm/amdgpu: restrict debugfs register access under SR-IOV") Signed-off-by: Chen Tao chentao107@huawei.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c index 386b979e08522..f87b225437fc3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c @@ -977,7 +977,7 @@ static ssize_t amdgpu_debugfs_gpr_read(struct file *f, char __user *buf,
r = amdgpu_virt_enable_access_debugfs(adev); if (r < 0) - return r; + goto err;
/* switch to the specific se/sh/cu */ mutex_lock(&adev->grbm_idx_mutex);