[PATCH] mac80211: remove redundant initialization to pointer 'hdr'

* [PATCH] mac80211: remove redundant initialization to pointer 'hdr'
@ 2018-02-02 16:31 Colin King
  0 siblings, 0 replies; only message in thread
From: Colin King @ 2018-02-02 16:31 UTC (permalink / raw)
  To: Johannes Berg, David S . Miller,
	linux-wireless-u79uwXL29TY76Z2rM5mHXA,
	netdev-u79uwXL29TY76Z2rM5mHXA
  Cc: kernel-janitors-u79uwXL29TY76Z2rM5mHXA,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA

From: Colin Ian King <colin.king-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>

The pointer hrd is being initialized with a value that is never read
and re-assigned a little later, hence the initialization is redundant
and can be removed.

Cleans up clang warning:
net/mac80211/tx.c:1924:24: warning: Value stored to 'hdr' during its
initialization is never read

Signed-off-by: Colin Ian King <colin.king-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>
---
 net/mac80211/tx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 25904af38839..5decd0fb247c 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1921,7 +1921,7 @@ void ieee80211_xmit(struct ieee80211_sub_if_data *sdata,
 {
 	struct ieee80211_local *local = sdata->local;
 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
-	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	struct ieee80211_hdr *hdr;
 	int headroom;
 	bool may_encrypt;
 
-- 
2.15.1

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