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| author | Wolfram Sang <wsa@the-dreams.de> | 2020-03-26 12:09:58 +0100 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2020-03-26 12:09:58 +0100 |
| commit | 6d7e0a34206d4a5d0c619c0608eae57f4c557064 (patch) | |
| tree | 8024562a9ba37065989414731f5132b3dcc67012 /drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | |
| parent | 90224e6468e15d5eb22a10ae1849cf8ca2e7360a (diff) | |
| parent | 16fbf79b0f83bc752cee8589279f1ebfe57b3b6e (diff) | |
Merge tag 'v5.6-rc7' into i2c/for-5.7
Linux 5.6-rc7
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c index f24ed9a1a3e5..337d7cdce8e9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c @@ -781,11 +781,11 @@ static ssize_t amdgpu_debugfs_gpr_read(struct file *f, char __user *buf, ssize_t result = 0; uint32_t offset, se, sh, cu, wave, simd, thread, bank, *data; - if (size & 3 || *pos & 3) + if (size > 4096 || size & 3 || *pos & 3) return -EINVAL; /* decode offset */ - offset = *pos & GENMASK_ULL(11, 0); + offset = (*pos & GENMASK_ULL(11, 0)) >> 2; se = (*pos & GENMASK_ULL(19, 12)) >> 12; sh = (*pos & GENMASK_ULL(27, 20)) >> 20; cu = (*pos & GENMASK_ULL(35, 28)) >> 28; @@ -823,7 +823,7 @@ static ssize_t amdgpu_debugfs_gpr_read(struct file *f, char __user *buf, while (size) { uint32_t value; - value = data[offset++]; + value = data[result >> 2]; r = put_user(value, (uint32_t *)buf); if (r) { result = r; |