linux-kernel - [34-longterm 205/260] bsg: fix incorrect device

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Message-Id: <1293952756-15010-206-git-send-email-paul.gortmaker@windriver.com>
Date:	Sun,  2 Jan 2011 02:18:21 -0500
From:	Paul Gortmaker <paul.gortmaker@...driver.com>
To:	stable@...nel.org, linux-kernel@...r.kernel.org
Cc:	stable-review@...nel.org,
	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>,
	James Bottomley <James.Bottomley@...e.de>,
	Paul Gortmaker <paul.gortmaker@...driver.com>
Subject: [34-longterm 205/260] bsg: fix incorrect device_status value

From: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>

commit 478971600e47cb83ff2d3c63c5c24f2b04b0d6a1 upstream.

bsg incorrectly returns sg's masked_status value for device_status.

[jejb: fix up expression logic]
Reported-by: Douglas Gilbert <dgilbert@...erlog.com>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
Signed-off-by: James Bottomley <James.Bottomley@...e.de>

Signed-off-by: Paul Gortmaker <paul.gortmaker@...driver.com>
---
 block/bsg.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/block/bsg.c b/block/bsg.c
index 82d5882..0c00870 100644
--- a/block/bsg.c
+++ b/block/bsg.c
@@ -426,7 +426,7 @@ static int blk_complete_sgv4_hdr_rq(struct request *rq, struct sg_io_v4 *hdr,
 	/*
 	 * fill in all the output members
 	 */
-	hdr->device_status = status_byte(rq->errors);
+	hdr->device_status = rq->errors & 0xff;
 	hdr->transport_status = host_byte(rq->errors);
 	hdr->driver_status = driver_byte(rq->errors);
 	hdr->info = 0;
-- 
1.7.3.3

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