[RFC][PATCH 11/14] m68k: convert to csum_and_copy_from_user()

From: Al Viro
Date: Fri Mar 27 2020 - 19:31:49 EST


From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>

trivial access_ok() there...

Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
arch/m68k/include/asm/checksum.h | 3 ++-
arch/m68k/lib/checksum.c | 4 ++--
2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/arch/m68k/include/asm/checksum.h b/arch/m68k/include/asm/checksum.h
index f9b94e4b94f9..3f2c15d6f18c 100644
--- a/arch/m68k/include/asm/checksum.h
+++ b/arch/m68k/include/asm/checksum.h
@@ -30,7 +30,8 @@ __wsum csum_partial(const void *buff, int len, __wsum sum);
* better 64-bit) boundary
*/

-extern __wsum csum_partial_copy_from_user(const void __user *src,
+#define _HAVE_ARCH_COPY_AND_CSUM_FROM_USER
+extern __wsum csum_and_copy_from_user(const void __user *src,
void *dst,
int len, __wsum sum,
int *csum_err);
diff --git a/arch/m68k/lib/checksum.c b/arch/m68k/lib/checksum.c
index 5fa3d392e181..31797be9a3dc 100644
--- a/arch/m68k/lib/checksum.c
+++ b/arch/m68k/lib/checksum.c
@@ -129,7 +129,7 @@ EXPORT_SYMBOL(csum_partial);
*/

__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 sum, int *csum_err)
{
/*
@@ -316,7 +316,7 @@ csum_partial_copy_from_user(const void __user *src, void *dst,
return(sum);
}

-EXPORT_SYMBOL(csum_partial_copy_from_user);
+EXPORT_SYMBOL(csum_and_copy_from_user);


/*
--
2.11.0