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| author | Al Viro <viro@zeniv.linux.org.uk> | 2020-02-17 00:50:00 +0300 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2020-05-29 23:11:48 +0300 |
| commit | 0a5ea224b2fdf9dca9291ef7b5a12fd846a5dc34 (patch) | |
| tree | 1a4dac4be2cf16690a41bf9e80cb34d812df7c80 /arch/x86/lib/csum-wrappers_64.c | |
| parent | 73e800ecb67bf24c0508c63350c1dc509f00b1ce (diff) | |
| download | linux-0a5ea224b2fdf9dca9291ef7b5a12fd846a5dc34.tar.xz | |
x86: switch both 32bit and 64bit to providing csum_and_copy_from_user()
... rather than messing with the wrapper. As a side effect,
32bit variant gets access_ok() into it and can be switched to
user_access_begin()/user_access_end()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/x86/lib/csum-wrappers_64.c')
| -rw-r--r-- | arch/x86/lib/csum-wrappers_64.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/lib/csum-wrappers_64.c b/arch/x86/lib/csum-wrappers_64.c index 7028d1dc5c6b..ee63d7576fd2 100644 --- a/arch/x86/lib/csum-wrappers_64.c +++ b/arch/x86/lib/csum-wrappers_64.c @@ -10,7 +10,7 @@ #include <asm/smap.h> /** - * csum_partial_copy_from_user - Copy and checksum from user space. + * csum_and_copy_from_user - Copy and checksum from user space. * @src: source address (user space) * @dst: destination address * @len: number of bytes to be copied. @@ -21,7 +21,7 @@ * src and dst are best aligned to 64bits. */ __wsum -csum_partial_copy_from_user(const void __user *src, void *dst, +csum_and_copy_from_user(const void __user *src, void *dst, int len, __wsum isum, int *errp) { might_sleep(); @@ -68,7 +68,7 @@ out_err: return isum; } -EXPORT_SYMBOL(csum_partial_copy_from_user); +EXPORT_SYMBOL(csum_and_copy_from_user); /** * csum_and_copy_to_user - Copy and checksum to user space. |