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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2020-02-16 15:10:33 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2020-05-29 16:11:48 -0400 |
| commit | cc03f19cfd45f44a75f0445c5be0073bbd3dda1c (patch) | |
| tree | 96f6ecade44a87b0c2886e675afa41bd0313493f /arch/ia64 | |
| parent | x86: switch 32bit csum_and_copy_to_user() to user_access_{begin,end}() (diff) | |
| download | linux-dev-cc03f19cfd45f44a75f0445c5be0073bbd3dda1c.tar.xz linux-dev-cc03f19cfd45f44a75f0445c5be0073bbd3dda1c.zip | |
ia64: csum_partial_copy_nocheck(): don't abuse csum_partial_copy_from_user()
Just inline the call and use memcpy() instead of __copy_from_user() and
note that the tail is precisely ia64 csum_partial().
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/ia64')
| -rw-r--r-- | arch/ia64/lib/csum_partial_copy.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/ia64/lib/csum_partial_copy.c b/arch/ia64/lib/csum_partial_copy.c index bf9396b1ed32..9ab570d0f756 100644 --- a/arch/ia64/lib/csum_partial_copy.c +++ b/arch/ia64/lib/csum_partial_copy.c @@ -134,8 +134,8 @@ EXPORT_SYMBOL(csum_partial_copy_from_user); __wsum csum_partial_copy_nocheck(const void *src, void *dst, int len, __wsum sum) { - return csum_partial_copy_from_user((__force const void __user *)src, - dst, len, sum, NULL); + memcpy(dst, src, len); + return csum_partial(dst, len, sum); } EXPORT_SYMBOL(csum_partial_copy_nocheck); |