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Commit c91e09b6 authored by Mikhail Gruzdev's avatar Mikhail Gruzdev Committed by Mike Frysinger
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Blackfin: fix sparse warnings in copy_to/from_user 



 Fix argument types for copy_to_user.
 Fix following sparse warnings:
 arch/blackfin/include/asm/uaccess.h:198:14: warning: incorrect type
in argument 2 (different address spaces)
 arch/blackfin/include/asm/uaccess.h:198:14:    expected void const *s
 arch/blackfin/include/asm/uaccess.h:198:14:    got void const
[noderef] <asn:1>*from
 arch/blackfin/include/asm/uaccess.h:208:14: warning: incorrect type
in argument 2 (different address spaces)
 arch/blackfin/include/asm/uaccess.h:208:14:    expected void const *s
 arch/blackfin/include/asm/uaccess.h:208:14:    got void const
[noderef] <asn:1>*from

Signed-off-by: default avatarMikhail Gruzdev <michail.gruzdev@gmail.com>
Signed-off-by: default avatarMike Frysinger <vapier@gentoo.org>
parent f8b43920

arch/blackfin/include/asm/uaccess.h

+3 −3
Original line number Diff line number Diff line
@@ -195,17 +195,17 @@ static inline unsigned long __must_check 
copy_from_user(void *to, const void __user *from, unsigned long n)

{

	if (access_ok(VERIFY_READ, from, n))

		memcpy(to, from, n);

		memcpy(to, (const void __force *)from, n);

	else

		return n;

	return 0;

}



static inline unsigned long __must_check

copy_to_user(void *to, const void __user *from, unsigned long n)

copy_to_user(void __user *to, const void *from, unsigned long n)

{

	if (access_ok(VERIFY_WRITE, to, n))

		memcpy(to, from, n);

		memcpy((void __force *)to, from, n);

	else

		return n;

	return 0;