Commit 4ce69fcf authored by Heiko Carstens's avatar Heiko Carstens
Browse files

s390/checksum: call instrument_read() instead of kasan_check_read() 



Call instrument_read() from csum_partial() instead of kasan_check_read().
instrument_read() covers all memory access instrumentation methods.

Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
parent 2c6b9676

arch/s390/include/asm/checksum.h

+2 −2
Original line number Diff line number Diff line
@@ -12,7 +12,7 @@ 
#ifndef _S390_CHECKSUM_H

#define _S390_CHECKSUM_H



#include <linux/kasan-checks.h>

#include <linux/instrumented.h>

#include <linux/in6.h>



/*
@@ -34,7 +34,7 @@ static inline __wsum csum_partial(const void *buff, int len, __wsum sum) 
		.odd = (unsigned long) len,

	};



	kasan_check_read(buff, len);

	instrument_read(buff, len);

	asm volatile(

		"0:	cksm	%[sum],%[rp]\n"

		"	jo	0b\n"