From b15ca182ed136087f6a2cb9ffe880c923f36a56e Mon Sep 17 00:00:00 2001
From: Thomas Graf <tgraf@suug.ch>
Date: Wed, 26 Oct 2016 10:53:16 +0200
Subject: netlink: Add nla_memdup() to wrap kmemdup() use on nlattr

Wrap several common instances of:
	kmemdup(nla_data(attr), nla_len(attr), GFP_KERNEL);

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 net/wireless/nl80211.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'net/wireless')

diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 271707dacfea..0d3ab4bfeacf 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -10625,8 +10625,7 @@ static int handle_nan_filter(struct nlattr *attr_filter,
 
 	i = 0;
 	nla_for_each_nested(attr, attr_filter, rem) {
-		filter[i].filter = kmemdup(nla_data(attr), nla_len(attr),
-					   GFP_KERNEL);
+		filter[i].filter = nla_memdup(attr, GFP_KERNEL);
 		filter[i].len = nla_len(attr);
 		i++;
 	}
-- 
cgit