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ia64: csum_partial_copy_nocheck(): don't abuse csum_partial_copy_from_user()

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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>
This commit is contained in:
Al Viro 2020-02-16 15:10:33 -05:00
parent c281a6c1ac
commit cc03f19cfd
1 changed files with 2 additions and 2 deletions
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4
arch/ia64/lib/csum_partial_copy.c
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@ -134,8 +134,8 @@ EXPORT_SYMBOL(csum_partial_copy_from_user);
__wsum __wsum
csum_partial_copy_nocheck(const void *src, void *dst, int len, __wsum sum) csum_partial_copy_nocheck(const void *src, void *dst, int len, __wsum sum)
{ {
return csum_partial_copy_from_user((__force const void __user *)src, memcpy(dst, src, len);
dst, len, sum, NULL); return csum_partial(dst, len, sum);
} }
EXPORT_SYMBOL(csum_partial_copy_nocheck); EXPORT_SYMBOL(csum_partial_copy_nocheck);