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md: Simplify sb_equal().

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The only caller of sb_equal() tests the return value against
zero, so it's OK to return the negated return value of memcmp().

Signed-off-by: Andre Noll <maan@systemlinux.org>
Signed-off-by: Neil Brown <neilb@suse.de>
This commit is contained in:
Andre Noll 2008-07-11 22:02:20 +10:00 committed by Neil Brown
parent 05710466c9
commit ce0c8e05f8
1 changed files with 1 additions and 5 deletions
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6
drivers/md/md.c
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@ -572,11 +572,7 @@ static int sb_equal(mdp_super_t *sb1, mdp_super_t *sb2)
tmp1->nr_disks = 0;
tmp2->nr_disks = 0;
if (memcmp(tmp1, tmp2, MD_SB_GENERIC_CONSTANT_WORDS * 4))
ret = 0;
else
ret = 1;
ret = (memcmp(tmp1, tmp2, MD_SB_GENERIC_CONSTANT_WORDS * 4) == 0);
abort:
kfree(tmp1);
kfree(tmp2);