diff options
| author | Mohammed Shafi Shajakhan <mshajakhan@atheros.com> | 2011-05-17 11:35:05 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-05-19 21:54:04 +0400 |
| commit | a455c57ed3e4b2166c42286dd7987f36b5e00612 (patch) | |
| tree | 9bafffd15f5d46d1e8064e91f527e2b3b44f62ed /drivers/net | |
| parent | 89ea674565611908e11f92f57b15bf50d82f1f22 (diff) | |
| download | linux-a455c57ed3e4b2166c42286dd7987f36b5e00612.tar.xz | |
ath_hw: Fix bssid mask documentation
Signed-off-by: Mohammed Shafi Shajakhan <mshajakhan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | 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 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: |