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Commit d86a8123 authored by Ralf Baechle's avatar Ralf Baechle
Browse files

MIPS: IP checksums: Remove unncessary folding of sum to 16 bit. 



Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 384740dc

arch/mips/lib/csum_partial.S

+0 −10
Original line number Diff line number Diff line
@@ -276,11 +276,6 @@ LEAF(csum_partial) 
	dsra32	sum, sum, 0

	addu	sum, v1

#endif

	sll	v1, sum, 16

	addu	sum, v1

	sltu	v1, sum, v1

	srl	sum, sum, 16

	addu	sum, v1



	/* odd buffer alignment? */

	beqz	t7, 1f
@@ -678,11 +673,6 @@ EXC( sb t0, NBYTES-2(dst), .Ls_exc) 
	dsra32	sum, sum, 0

	addu	sum, v1

#endif

	sll	v1, sum, 16

	addu	sum, v1

	sltu	v1, sum, v1

	srl	sum, sum, 16

	addu	sum, v1



	/* odd buffer alignment? */

	beqz	odd, 1f