From: Eliad Peller <eliad@wizery.com>
Date: Thu, 24 Nov 2011 14:50:00 +0000 (+0200)
Subject: mac80211: call skb_put() before copying the data (trivial)
X-Git-Tag: firefly_0821_release~3680^2~3834^2~44^2~307
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5220da39b4f6bd2ee69d298111ebebc0de886f2f;p=firefly-linux-kernel-4.4.55.git

mac80211: call skb_put() before copying the data (trivial)

It doesn't have any actual effect here, but we should
skb_put() *before* copying the data.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 6fad8fac3784..5a75fc020807 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -2265,10 +2265,10 @@ static void ieee80211_beacon_add_tim(struct ieee80211_if_ap *bss,
 		/* Bitmap control */
 		*pos++ = n1 | aid0;
 		/* Part Virt Bitmap */
+		skb_put(skb, n2 - n1);
 		memcpy(pos, bss->tim + n1, n2 - n1 + 1);
 
 		tim[1] = n2 - n1 + 4;
-		skb_put(skb, n2 - n1);
 	} else {
 		*pos++ = aid0; /* Bitmap control */
 		*pos++ = 0; /* Part Virt Bitmap */