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authorArnaldo Carvalho de Melo <acme@redhat.com>2022-12-16 15:53:53 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2022-12-16 15:53:53 +0300
commit1a931707ad4a46e79d4ecfee56d8f6e8cc8d4f28 (patch)
treec3ed4dafca580360da63eef576b35eb67eb2e5a2 /drivers/gpu/drm/tegra/submit.c
parent818448e9cf92e5c6b3c10320372eefcbe4174e4f (diff)
parent84e57d292203a45c96dbcb2e6be9dd80961d981a (diff)
downloadlinux-1a931707ad4a46e79d4ecfee56d8f6e8cc8d4f28.tar.xz
Merge remote-tracking branch 'torvalds/master' into perf/core
To resolve a trivial merge conflict with c302378bc157f6a7 ("libbpf: Hashmap interface update to allow both long and void* keys/values"), where a function present upstream was removed in the perf tools development tree. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/tegra/submit.c')
-rw-r--r--drivers/gpu/drm/tegra/submit.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/gpu/drm/tegra/submit.c b/drivers/gpu/drm/tegra/submit.c
index b24738bdf3df..066f88564169 100644
--- a/drivers/gpu/drm/tegra/submit.c
+++ b/drivers/gpu/drm/tegra/submit.c
@@ -133,7 +133,7 @@ static void gather_bo_munmap(struct host1x_bo *host_bo, void *addr)
{
}
-const struct host1x_bo_ops gather_bo_ops = {
+static const struct host1x_bo_ops gather_bo_ops = {
.get = gather_bo_get,
.put = gather_bo_put,
.pin = gather_bo_pin,
@@ -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;
}