Remove the unnecessary duplicate test of "if (skb) {"
when !CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS.
Remove now unnecessary __maybe_unused, neaten comment
Remove unnecessary parenthesis around align cast.
Substitute reference to deprecated compare_ether_addr
with ether_addr_equal.
Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
---
net/mac80211/rx.c | 33 +++++++++++++++------------------
1 file changed, 15 insertions(+), 18 deletions(-)
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index caecef8..b178c8f 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1937,20 +1937,17 @@ ieee80211_deliver_skb(struct ieee80211_rx_data *rx)
}
}
- if (skb) {
- int align __maybe_unused;
-
#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
- /*
- * 'align' will only take the values 0 or 2 here
- * since all frames are required to be aligned
- * to 2-byte boundaries when being passed to
- * mac80211; the code here works just as well if
- * that isn't true, but mac80211 assumes it can
- * access fields as 2-byte aligned (e.g. for
- * compare_ether_addr)
+ if (skb) {
+ /* 'align' will only take the values 0 or 2 here since all
+ * frames are required to be aligned to 2-byte boundaries
+ * when being passed to mac80211; the code here works just
+ * as well if that isn't true, but mac80211 assumes it can
+ * access fields as 2-byte aligned (e.g. for ether_addr_equal)
*/
- align = ((unsigned long)(skb->data + sizeof(struct ethhdr))) & 3;
+ int align;
+
+ align = (unsigned long)(skb->data + sizeof(struct ethhdr)) & 3;
if (align) {
if (WARN_ON(skb_headroom(skb) < 3)) {
dev_kfree_skb(skb);
@@ -1963,14 +1960,14 @@ ieee80211_deliver_skb(struct ieee80211_rx_data *rx)
skb_set_tail_pointer(skb, len);
}
}
+ }
#endif
- if (skb) {
- /* deliver to local stack */
- skb->protocol = eth_type_trans(skb, dev);
- memset(skb->cb, 0, sizeof(skb->cb));
- netif_receive_skb(skb);
- }
+ if (skb) {
+ /* deliver to local stack */
+ skb->protocol = eth_type_trans(skb, dev);
+ memset(skb->cb, 0, sizeof(skb->cb));
+ netif_receive_skb(skb);
}
if (xmit_skb) {
--
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