diff options
| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2023-08-20 11:51:14 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-08-30 15:26:38 -0400 |
| commit | a23abe1fbdc16358ca185b4681fef19ec75b79c3 (patch) | |
| tree | 3f4487ccc4df1d28e5b84e8c4694b8f8d29b06bb /drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c | |
| parent | ff49bd2c74f2e9659c942aff9629b5fcbffed97f (diff) | |
| download | linux-stable-a23abe1fbdc16358ca185b4681fef19ec75b79c3.tar.gz linux-stable-a23abe1fbdc16358ca185b4681fef19ec75b79c3.tar.bz2 linux-stable-a23abe1fbdc16358ca185b4681fef19ec75b79c3.zip | |
drm/amdgpu: Remove a redundant sanity check
The case where 'num_entries' is too big, is already handled by
struct_size(), because kvmalloc() would fail.
It will return -ENOMEM instead of -EINVAL, but it is only related to a
unlikely to happen sanity check.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c index 571fed04eb7a..c8f59a044286 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c @@ -78,10 +78,6 @@ int amdgpu_bo_list_create(struct amdgpu_device *adev, struct drm_file *filp, unsigned i; int r; - if (num_entries > (SIZE_MAX - sizeof(struct amdgpu_bo_list)) - / sizeof(struct amdgpu_bo_list_entry)) - return -EINVAL; - list = kvmalloc(struct_size(list, entries, num_entries), GFP_KERNEL); if (!list) return -ENOMEM; |