From a455c57ed3e4b2166c42286dd7987f36b5e00612 Mon Sep 17 00:00:00 2001 From: Mohammed Shafi Shajakhan Date: Tue, 17 May 2011 13:05:05 +0530 Subject: [PATCH] ath_hw: Fix bssid mask documentation Signed-off-by: Mohammed Shafi Shajakhan Signed-off-by: John W. Linville --- drivers/net/wireless/ath/hw.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/ath/hw.c b/drivers/net/wireless/ath/hw.c index 183c28281385..eda470b24990 100644 --- a/drivers/net/wireless/ath/hw.c +++ b/drivers/net/wireless/ath/hw.c @@ -43,7 +43,7 @@ * set of ~ ( MAC XOR BSSID ) for all bssids we handle. * * When you do this you are essentially computing the common bits of all your - * BSSes. Later it is assumed the harware will "and" (&) the BSSID mask with + * BSSes. Later it is assumed the hardware will "and" (&) the BSSID mask with * the MAC address to obtain the relevant bits and compare the result with * (frame's BSSID & mask) to see if they match. * @@ -71,8 +71,8 @@ * On loop iteration for BSSID-02: * bssid_mask &= ~(0001 ^ 1001) * bssid_mask = (1010) & ~(0001 ^ 1001) - * bssid_mask = (1010) & ~(1001) - * bssid_mask = (1010) & (0110) + * bssid_mask = (1010) & ~(1000) + * bssid_mask = (1010) & (0111) * bssid_mask = 0010 * * A bssid_mask of 0010 means "only pay attention to the second least @@ -102,11 +102,9 @@ * * IFRAME-02: 0001 (we should allow) * - * allow = (0001 & 1010) == 1010 - * * allow = (IFRAME-02 & bssid_mask) == (bssid_mask & MAC) ? 1 : 0; * --> allow = (0001 & 0010) == (0010 & 0001) ? 1 :0; - * --> allow = (0010) == (0010) + * --> allow = (0000) == (0000) * --> allow = 1 * * Other examples: -- 2.30.2