linux-kernel - [PATCH] uwb: adds missing error handling

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Message-ID: <20140416094802.GA18148@devel>
Date:	Wed, 16 Apr 2014 18:48:02 +0900
From:	Daeseok Youn <daeseok.youn@...il.com>
To:	gregkh@...uxfoundation.org
Cc:	thomas.pugliese@...il.com, daeseok.youn@...il.com,
	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] uwb: adds missing error handling

There is checking NULL before dereferncing but
it need to add "return".

Signed-off-by: Daeseok Youn <daeseok.youn@...il.com>
---
 drivers/uwb/drp.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/drivers/uwb/drp.c b/drivers/uwb/drp.c
index 16ada83..1a2fd97 100644
--- a/drivers/uwb/drp.c
+++ b/drivers/uwb/drp.c
@@ -599,8 +599,11 @@ static void uwb_drp_handle_alien_drp(struct uwb_rc *rc, struct uwb_ie_drp *drp_i
 
 	/* alloc and initialize new uwb_cnflt_alien */
 	cnflt = kzalloc(sizeof(struct uwb_cnflt_alien), GFP_KERNEL);
-	if (!cnflt)
+	if (!cnflt) {
 		dev_err(dev, "failed to alloc uwb_cnflt_alien struct\n");
+		return;
+	}
+
 	INIT_LIST_HEAD(&cnflt->rc_node);
 	init_timer(&cnflt->timer);
 	cnflt->timer.function = uwb_cnflt_timer;
-- 
1.7.4.4

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