diff options
| author | Jonathan Gray <jsg@cvs.openbsd.org> | 2024-09-09 09:14:10 +0000 |
|---|---|---|
| committer | Jonathan Gray <jsg@cvs.openbsd.org> | 2024-09-09 09:14:10 +0000 |
| commit | 5d219aa2f110515a6a6faa6294103e4ddd017802 (patch) | |
| tree | b76d24169cf48a1d4c14714d7eec45a79a042b44 /sys/dev | |
| parent | 6867b02b20807241feebd770502b6179bd082a5b (diff) | |
drm/amdgpu: Fix the uninitialized variable warning
From Ma Jun
f71ef2bb69dde228e0788e8e309d3d9d73f458c3 in linux-6.6.y/6.6.50
7e39d7ec35883a168343ea02f40e260e176c6c63 in mainline linux
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/pci/drm/amd/amdgpu/amdgpu_securedisplay.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/dev/pci/drm/amd/amdgpu/amdgpu_securedisplay.c b/sys/dev/pci/drm/amd/amdgpu/amdgpu_securedisplay.c index 8ed0e073656..41ebe690eef 100644 --- a/sys/dev/pci/drm/amd/amdgpu/amdgpu_securedisplay.c +++ b/sys/dev/pci/drm/amd/amdgpu/amdgpu_securedisplay.c @@ -135,6 +135,10 @@ static ssize_t amdgpu_securedisplay_debugfs_write(struct file *f, const char __u mutex_unlock(&psp->securedisplay_context.mutex); break; case 2: + if (size < 3 || phy_id >= TA_SECUREDISPLAY_MAX_PHY) { + dev_err(adev->dev, "Invalid input: %s\n", str); + return -EINVAL; + } mutex_lock(&psp->securedisplay_context.mutex); psp_prep_securedisplay_cmd_buf(psp, &securedisplay_cmd, TA_SECUREDISPLAY_COMMAND__SEND_ROI_CRC); |