rbd: passing wrong variable to bvec_kunmap_irq()

We should be passing "buf" here insead of "bv".  This is tricky because
it's not the same as kmap() and kunmap().  GCC does warn about it if you
compile on i386 with CONFIG_HIGHMEM.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Sage Weil <sage@newdream.net>
This commit is contained in:
Dan Carpenter 2010-10-11 21:15:11 +02:00 committed by Sage Weil
parent b8d0638a98
commit 85b5aaa624

View File

@ -554,7 +554,7 @@ static void zero_bio_chain(struct bio *chain, int start_ofs)
buf = bvec_kmap_irq(bv, &flags);
memset(buf + remainder, 0,
bv->bv_len - remainder);
bvec_kunmap_irq(bv, &flags);
bvec_kunmap_irq(buf, &flags);
}
pos += bv->bv_len;
}