Commit 612ad078 authored by Heiko Carstens's avatar Heiko Carstens Committed by Vasily Gorbik
Browse files

s390/checksum: have consistent calculations 



Use "|" instead of "+" within csum_fold() for consistency reasons,
like in the rest of the file.

Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
Signed-off-by: default avatarVasily Gorbik <gor@linux.ibm.com>
parent 614b4f5d

arch/s390/include/asm/checksum.h

+1 −1
Original line number Diff line number Diff line
@@ -54,7 +54,7 @@ static inline __sum16 csum_fold(__wsum sum) 
{

	u32 csum = (__force u32) sum;



	csum += (csum >> 16) + (csum << 16);

	csum += (csum >> 16) | (csum << 16);

	csum >>= 16;

	return (__force __sum16) ~csum;

}

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