linux-kernel - [PATCH 04/11] net: packet: change vnet_hdr_len from int to size

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Message-Id: <1445602236-24130-5-git-send-email-clabbe.montjoie@gmail.com>
Date:	Fri, 23 Oct 2015 14:10:29 +0200
From:	LABBE Corentin <clabbe.montjoie@...il.com>
To:	al.drozdov@...il.com, daniel@...earbox.net, davem@...emloft.net,
	dwmw2@...radead.org, edumazet@...gle.com, eyal.birger@...il.com,
	mst@...hat.com, viro@...iv.linux.org.uk, willemb@...gle.com
Cc:	LABBE Corentin <clabbe.montjoie@...il.com>,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: [PATCH 04/11] net: packet: change vnet_hdr_len from int to size_t

vnet_hdr_len cannot be negative and is use in operation/function that
wait for unsigned value.
This patch set vnet_hdr_len as size_t.

Signed-off-by: LABBE Corentin <clabbe.montjoie@...il.com>
---
 net/packet/af_packet.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index aa4b15c..58a5c8f 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -2632,7 +2632,7 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len)
 	int err, reserve = 0;
 	struct virtio_net_hdr vnet_hdr = { 0 };
 	int offset = 0;
-	int vnet_hdr_len;
+	size_t vnet_hdr_len;
 	struct packet_sock *po = pkt_sk(sk);
 	unsigned short gso_type = 0;
 	int hlen, tlen;
@@ -3106,7 +3106,7 @@ static int packet_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
 	struct sock *sk = sock->sk;
 	struct sk_buff *skb;
 	int copied, err;
-	int vnet_hdr_len = 0;
+	size_t vnet_hdr_len = 0;
 	unsigned int origlen = 0;
 
 	err = -EINVAL;
-- 
2.4.10

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