[PATCH] ath_hw: Fix bssid mask documentation
From: Mohammed Shafi Shajakhan <hidden>
Date: 2011-05-17 07:35:12
Subsystem:
atheros ath generic utilities, the rest · Maintainers:
Jeff Johnson, Linus Torvalds
From: Mohammed Shafi Shajakhan <redacted> Signed-off-by: Mohammed Shafi Shajakhan <redacted> --- drivers/net/wireless/ath/hw.c | 10 ++++------ 1 files changed, 4 insertions(+), 6 deletions(-)
diff --git a/drivers/net/wireless/ath/hw.c b/drivers/net/wireless/ath/hw.c
index cc11d66..3f508e5 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:
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1.7.0.4