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caif: Add BUG_ON if dev_info is missing in packet

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Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sjur Brændeland 2011-04-11 10:43:52 +00:00 committed by David S. Miller
parent 4dd820c088
commit 39b9afbb4c
1 changed files with 2 additions and 1 deletions
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3
net/caif/cfmuxl.c
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@ -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);