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authorJohannes Berg <johannes@sipsolutions.net>2010-01-26 08:19:52 -0500
committerJohn W. Linville <linville@tuxdriver.com>2010-01-26 11:53:21 -0500
commit56007a028c51cbf800a6c969d6f6431d23443b99 (patch)
tree8bc0280467824ed3b5f95810444b1f8e1ebc2750 /net/mac80211/scan.c
parentc21dbf9214bce129f92e1af05552553ff0e318ed (diff)
mac80211: wait for beacon before enabling powersave
Because DTIM information is required for powersave but is only conveyed in beacons, wait for a beacon before enabling powersave, and change the way the information is conveyed to the driver accordingly. mwl8k doesn't currently seem to implement PS but requires the DTIM period in a different way; after talking to Lennert we agreed to just have mwl8k do the parsing itself in the finalize_join work. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Acked-by: Lennert Buytenhek <buytenh@marvell.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/scan.c')
-rw-r--r--net/mac80211/scan.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
index 9afe2f9885dc..bc061f629674 100644
--- a/net/mac80211/scan.c
+++ b/net/mac80211/scan.c
@@ -111,10 +111,6 @@ ieee80211_bss_info_update(struct ieee80211_local *local,
111 bss->dtim_period = tim_ie->dtim_period; 111 bss->dtim_period = tim_ie->dtim_period;
112 } 112 }
113 113
114 /* set default value for buggy AP/no TIM element */
115 if (bss->dtim_period == 0)
116 bss->dtim_period = 1;
117
118 bss->supp_rates_len = 0; 114 bss->supp_rates_len = 0;
119 if (elems->supp_rates) { 115 if (elems->supp_rates) {
120 clen = IEEE80211_MAX_SUPP_RATES - bss->supp_rates_len; 116 clen = IEEE80211_MAX_SUPP_RATES - bss->supp_rates_len;