netdev - [PATCH net-next-2.6 3/3] caif: Add BUG_ON if dev

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Message-id: <1302554632-13638-4-git-send-email-sjur.brandeland@stericsson.com>
Date:	Mon, 11 Apr 2011 22:43:52 +0200
From:	sjur.brandeland@...ricsson.com
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, Stephen Hemminger <shemminger@...tta.com>,
	sjurbren@...il.com,
	Sjur Brændeland <sjur.brandeland@...ricsson.com>
Subject: [PATCH net-next-2.6 3/3] caif: Add BUG_ON if dev_info is missing in
 packet

From: Sjur Brændeland <sjur.brandeland@...ricsson.com>

Signed-off-by: Sjur Brændeland <sjur.brandeland@...ricsson.com>
---
 net/caif/cfmuxl.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/net/caif/cfmuxl.c b/net/caif/cfmuxl.c
index 2ca9806..6bb338d 100644
--- a/net/caif/cfmuxl.c
+++ b/net/caif/cfmuxl.c
@@ -188,7 +188,8 @@ static int cfmuxl_transmit(struct cflayer *layr, struct cfpkt *pkt)
 	u8 linkid;
 	struct cflayer *dn;
 	struct caif_payload_info *info = cfpkt_info(pkt);
-	dn = get_dn(muxl, cfpkt_info(pkt)->dev_info);
+	BUG_ON(!info);
+	dn = get_dn(muxl, info->dev_info);
 	if (dn == NULL) {
 		pr_warn("Send data on unknown phy ID = %d (0x%x)\n",
 			info->dev_info->id, info->dev_info->id);
-- 
1.7.0.4

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