netdev - [PATCH net-next 2/2] packet: minor: make if case unlikely

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Message-ID: <20121023115833.GB8664@thinkbox>
Date:	Tue, 23 Oct 2012 13:58:34 +0200
From:	Daniel Borkmann <dxchgb@...il.com>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org
Subject: [PATCH net-next 2/2] packet: minor: make if case unlikely

This patch fixes the character width of max. 80 chars and also marks the
if-statement as unlikely since those flags are not supported for the receive
path anyway.

Signed-off-by: Daniel Borkmann <daniel.borkmann@....ee.ethz.ch>
---
 net/packet/af_packet.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 1f2f465..adb1931 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -2601,7 +2601,8 @@ static int packet_recvmsg(struct kiocb *iocb, struct socket *sock,
 	struct sockaddr_ll *sll;
 	int vnet_hdr_len = 0;
 
-	if (flags & ~(MSG_PEEK|MSG_DONTWAIT|MSG_TRUNC|MSG_CMSG_COMPAT|MSG_ERRQUEUE)) {
+	if (unlikely(flags & ~(MSG_PEEK | MSG_DONTWAIT | MSG_TRUNC |
+			       MSG_CMSG_COMPAT | MSG_ERRQUEUE))) {
 		err = -EINVAL;
 		goto out;
 	}
--
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