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authorEyal Birger <eyal.birger@gmail.com>2015-03-01 14:58:29 +0200
committerDavid S. Miller <davem@davemloft.net>2015-03-02 00:19:30 -0500
commitb4772ef879a8f7d8c56118c2ae5a296fcf6f81d2 (patch)
treeb4498c776c28e5c87cdeebf17577d002bcd21d47 /net/can/bcm.c
parent2472d7613bd3bae40a7dc75539c0858d5b9e795a (diff)
downloadblackbird-op-linux-b4772ef879a8f7d8c56118c2ae5a296fcf6f81d2.tar.gz
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net: use common macro for assering skb->cb[] available size in protocol families
As part of an effort to move skb->dropcount to skb->cb[] use a common macro in protocol families using skb->cb[] for ancillary data to validate available room in skb->cb[]. Signed-off-by: Eyal Birger <eyal.birger@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/can/bcm.c')
-rw-r--r--net/can/bcm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/can/bcm.c b/net/can/bcm.c
index ee9ffd956552..d559f922326d 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -328,7 +328,7 @@ static void bcm_send_to_user(struct bcm_op *op, struct bcm_msg_head *head,
* containing the interface index.
*/
- BUILD_BUG_ON(sizeof(skb->cb) < sizeof(struct sockaddr_can));
+ sock_skb_cb_check_size(sizeof(struct sockaddr_can));
addr = (struct sockaddr_can *)skb->cb;
memset(addr, 0, sizeof(*addr));
addr->can_family = AF_CAN;
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