From 4b97b27939dd9b9ddbd4058efc96d45bc7163601 Mon Sep 17 00:00:00 2001 From: David Fries Date: Mon, 10 Nov 2014 20:19:37 -0600 Subject: w1: avoid potential u16 overflow Reported-by: Dan Carpenter Acked-by: Evgeniy Polyakov Signed-off-by: David Fries Signed-off-by: Greg Kroah-Hartman --- drivers/w1/w1_netlink.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/w1/w1_netlink.c') diff --git a/drivers/w1/w1_netlink.c b/drivers/w1/w1_netlink.c index dd9656237274..881597a191b8 100644 --- a/drivers/w1/w1_netlink.c +++ b/drivers/w1/w1_netlink.c @@ -598,7 +598,7 @@ static void w1_cn_callback(struct cn_msg *cn, struct netlink_skb_parms *nsp) msg = (struct w1_netlink_msg *)(cn + 1); if (node_count) { int size; - u16 reply_size = sizeof(*cn) + cn->len + slave_len; + int reply_size = sizeof(*cn) + cn->len + slave_len; if (cn->flags & W1_CN_BUNDLE) { /* bundling duplicats some of the messages */ reply_size += 2 * cmd_count * (sizeof(struct cn_msg) + -- cgit v1.2.3