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[BLOCK] Clear sg entry before filling in blk_rq_map_sg()
authorJens Axboe <jens.axboe@oracle.com>
Wed, 17 Oct 2007 11:02:33 +0000 (13:02 +0200)
committerJens Axboe <jens.axboe@oracle.com>
Wed, 17 Oct 2007 11:02:33 +0000 (13:02 +0200)
commit60573b874b03d22678614ca1e73f6b15c1b53b40
treeeab565cf0b353bcdf7eafb47c5e798318c7c54fdtree | snapshot (tar.gz zip)
parentbdb02504f473be6a785741093913ea2acd05626fcommit | diff
[BLOCK] Clear sg entry before filling in blk_rq_map_sg()

The memset() of the sg entry was originally removed, because it could
overwrite a chain pointer. But it's quite OK to memset() it when we know
it's a valid entry, since it can't contain a chain pointer.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
block/ll_rw_blk.c diff | blob | blame | history