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(parent: d6ceb25) | patch
block: fix SG_IO to return a proper error value
authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Mon, 13 Apr 2009 18:03:10 +0000 (20:03 +0200)
committerJens Axboe <jens.axboe@oracle.com>
Wed, 15 Apr 2009 10:10:11 +0000 (12:10 +0200)
commit91e463c8f5f7a5b09d3d034c01a88567af60c504
treeb37b3402f7eb55e9f899d63faf1e2ec520c0a3c7tree | snapshot
parentd6ceb25e8d8bccf826848c2621a50d02c0a7f4aecommit | diff
block: fix SG_IO to return a proper error value

blk_rq_unmap_user() returns -EFAULT if a program passes an invalid
address to kernel. SG_IO path needs to pass the returned value to user
space instead of ignoring it.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
block/scsi_ioctl.c diff | blob | history
Domain: System / Kernel;