linux-kernel - [PATCH 5/5] CONNECTOR: return proper error code in cn_call

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Date:	Fri, 04 Jan 2008 13:53:05 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	Evgeniy Polyakov <johnpol@....mipt.ru>,
	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH 5/5] CONNECTOR: return proper error code in cn_call_callback()


Error code should be set to EINVAL instead of ENODEV if !queue_work().
There's another call of queue_work() which may set err to EINVAL.

Signed-off-by: Li Zefan <lizf@...fujitsu.com>

---
 drivers/connector/connector.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c
index 865303b..37976dc 100644
--- a/drivers/connector/connector.c
+++ b/drivers/connector/connector.c
@@ -146,6 +146,8 @@ static int cn_call_callback(struct cn_msg *msg, void (*destruct_data)(void *), v
 				if (queue_work(dev->cbdev->cn_queue,
 							&__cbq->work))
 					err = 0;
+				else
+					err = -EINVAL;
 			} else {
 				struct cn_callback_data *d;
 				
-- 
1.5.3.rc7

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