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authorDan Williams <dcbw@redhat.com>2007-12-12 10:25:07 -0500
committerDavid S. Miller <davem@davemloft.net>2008-01-28 14:58:25 -0800
commit374fdfbc67837c1f4369eedb0f371ce3e6cce832 (patch)
tree2bfa7f0294d83c19c23d680f74b3322e0e8200dc /net/mac80211
parentc49e5ea322c2fb43f430abb3c4a49eae1394287e (diff)
downloadop-kernel-dev-374fdfbc67837c1f4369eedb0f371ce3e6cce832.zip
op-kernel-dev-374fdfbc67837c1f4369eedb0f371ce3e6cce832.tar.gz
introduce WEXT scan capabilities
Introduce scan capabilities to WEXT so that userspace can do intelligent things with scan behavior such as handling hidden SSIDs more gracefully. If the driver reports a specific scan capability, the driver must respect the options specified in the iw_scan_req structure when handling the SIOCSIWSCAN call, unless it's mode or state does not allow it to do so, in which case it must return an error. This version switches to Dave Kilroy's suggestion of claiming unused padding space for the scan_capa field. Signed-off-by: Dan Williams <dcbw@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/ieee80211_ioctl.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/mac80211/ieee80211_ioctl.c b/net/mac80211/ieee80211_ioctl.c
index 161f3bd..04ddce7 100644
--- a/net/mac80211/ieee80211_ioctl.c
+++ b/net/mac80211/ieee80211_ioctl.c
@@ -218,6 +218,8 @@ static int ieee80211_ioctl_giwrange(struct net_device *dev,
IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP);
IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN);
+ range->scan_capa |= IW_SCAN_CAPA_ESSID;
+
return 0;
}
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