linux-kernel - [PATCH 1/6] staging: r8188eu: check receiver address only once

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Date:   Sun, 17 Apr 2022 12:22:16 +0200
From:   Martin Kaiser <martin@...ser.cx>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Larry Finger <Larry.Finger@...inger.net>,
        Phillip Potter <phil@...lpotter.co.uk>,
        Michael Straube <straube.linux@...il.com>,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Martin Kaiser <martin@...ser.cx>
Subject: [PATCH 1/6] staging: r8188eu: check receiver address only once

Check only once in mgt_dispatcher that the receiver address is the local
address or the broadcast address. The second identical check can be
removed.

Signed-off-by: Martin Kaiser <martin@...ser.cx>
---
 drivers/staging/r8188eu/core/rtw_mlme_ext.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/staging/r8188eu/core/rtw_mlme_ext.c b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
index b6ee6a24930a..3afd06120cb1 100644
--- a/drivers/staging/r8188eu/core/rtw_mlme_ext.c
+++ b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
@@ -431,13 +431,8 @@ void mgt_dispatcher(struct adapter *padapter, struct recv_frame *precv_frame)
 			ptable->func = &OnAuthClient;
 	}
 
-	if (ptable->func) {
-	/* receive the frames that ra(a1) is my address or ra(a1) is bc address. */
-		if (memcmp(hdr->addr1, myid(&padapter->eeprompriv), ETH_ALEN) &&
-		    !is_broadcast_ether_addr(hdr->addr1))
-			return;
+	if (ptable->func)
 		ptable->func(padapter, precv_frame);
-	}
 }
 
 static u32 p2p_listen_state_process(struct adapter *padapter, unsigned char *da)
-- 
2.30.2