From 888e32d71115e26b57bdcbc717c68e9c5026bac3 Mon Sep 17 00:00:00 2001 From: Chen Tao Date: Wed, 17 Jun 2020 18:51:30 +0800 Subject: [PATCH] drm/amdgpu/debugfs: fix memory leak when amdgpu_virt_enable_access_debugfs failed 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 Signed-off-by: Alex Deucher --- 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 3d0e8f8f733e9..0ac9aab69497d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c @@ -941,7 +941,7 @@ 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); -- 2.30.2