diff options
| author | Jonathan Gray <jsg@cvs.openbsd.org> | 2024-11-15 01:15:32 +0000 |
|---|---|---|
| committer | Jonathan Gray <jsg@cvs.openbsd.org> | 2024-11-15 01:15:32 +0000 |
| commit | 24058763e10804ee6bb73219001380811674a9a6 (patch) | |
| tree | 392e603b820e121119eed673b87897819fd0a7c7 /sys | |
| parent | ad61b1171ff1da474bd17b83f279b80d042ff419 (diff) | |
drm/amdgpu: add missing size check in amdgpu_debugfs_gprwave_read()
From Alex Deucher
8906728f2fbd6504cb488f4afdd66af28f330a7a in linux-6.6.y/6.6.61
4d75b9468021c73108b4439794d69e892b1d24e3 in mainline linux
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/pci/drm/amd/amdgpu/amdgpu_debugfs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/dev/pci/drm/amd/amdgpu/amdgpu_debugfs.c b/sys/dev/pci/drm/amd/amdgpu/amdgpu_debugfs.c index 74687723a7c..527a3434bb1 100644 --- a/sys/dev/pci/drm/amd/amdgpu/amdgpu_debugfs.c +++ b/sys/dev/pci/drm/amd/amdgpu/amdgpu_debugfs.c @@ -402,7 +402,7 @@ static ssize_t amdgpu_debugfs_gprwave_read(struct file *f, char __user *buf, siz int r; uint32_t *data, x; - if (size & 0x3 || *pos & 0x3) + if (size > 4096 || size & 0x3 || *pos & 0x3) return -EINVAL; r = pm_runtime_get_sync(adev_to_drm(adev)->dev); |