diff options
Diffstat (limited to 'drivers/gpu/drm/tegra')
| -rw-r--r-- | drivers/gpu/drm/tegra/submit.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/gpu/drm/tegra/submit.c b/drivers/gpu/drm/tegra/submit.c index b24738bdf3df..84041fc8239a 100644 --- a/drivers/gpu/drm/tegra/submit.c +++ b/drivers/gpu/drm/tegra/submit.c @@ -169,14 +169,9 @@ static void *alloc_copy_user_array(void __user *from, size_t count, size_t size) if (copy_len > 0x4000) return ERR_PTR(-E2BIG); - data = kvmalloc(copy_len, GFP_KERNEL); - if (!data) - return ERR_PTR(-ENOMEM); - - if (copy_from_user(data, from, copy_len)) { - kvfree(data); - return ERR_PTR(-EFAULT); - } + data = vmemdup_user(from, copy_len); + if (IS_ERR(data)) + return ERR_CAST(data); return data; } |