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[SCSI] bsg: copy the cmd_type field to the subordinate request for bidi

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This fixes a problem in SCSI where we use the (previously
uninitialised) cmd_type via blk_pc_request() to set up the transfer in
scsi_init_sgtable().

Acked-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
James Bottomley 2008-01-25 20:05:55 -06:00
parent 3d9dd6eef8
commit 40f620286d
1 changed files with 1 additions and 0 deletions
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block/bsg.c
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@ -279,6 +279,7 @@ bsg_map_hdr(struct bsg_device *bd, struct sg_io_v4 *hdr)
goto out; goto out;
} }
rq->next_rq = next_rq; rq->next_rq = next_rq;
next_rq->cmd_type = rq->cmd_type;
dxferp = (void*)(unsigned long)hdr->din_xferp; dxferp = (void*)(unsigned long)hdr->din_xferp;
ret = blk_rq_map_user(q, next_rq, dxferp, hdr->din_xfer_len); ret = blk_rq_map_user(q, next_rq, dxferp, hdr->din_xfer_len);