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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2014-08-07 18:27:37 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2014-08-15 00:58:17 -0400 |
| commit | 68b1ea30e4b64c6c5a1ed7c1970062d61c1a892c (patch) | |
| tree | 71a6ee059681061434df34f99633e46d43b6275c | |
| parent | 4fb0bbd5d0f13f39a2fe5e092a64cece3a4afcb9 (diff) | |
drm/radeon: add a check for allocation failure (v2)
We can easily return -ENOMEM here if kzalloc() fails.
v2: agd5f: drop the vm mutex
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_vm.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c index ccae4d9dc3de..9c8358f6f130 100644 --- a/drivers/gpu/drm/radeon/radeon_vm.c +++ b/drivers/gpu/drm/radeon/radeon_vm.c @@ -483,6 +483,10 @@ int radeon_vm_bo_set_addr(struct radeon_device *rdev, /* add a clone of the bo_va to clear the old address */ struct radeon_bo_va *tmp; tmp = kzalloc(sizeof(struct radeon_bo_va), GFP_KERNEL); + if (!tmp) { + mutex_unlock(&vm->mutex); + return -ENOMEM; + } tmp->it.start = bo_va->it.start; tmp->it.last = bo_va->it.last; tmp->vm = vm; |