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author | Felix Fietkau <nbd@openwrt.org> | 2008-07-18 22:57:30 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2008-07-18 22:57:30 +0000 |
commit | 5a0ea239626e21eb9962625668110ce3b14c8876 (patch) | |
tree | 7cb89031f6019a89c115b7ad4ffaf1975f5bd699 /package/madwifi/patches-testing/320-hidden_ssid.patch | |
parent | c8f44be64bbacd8d09b3ef62c557d3d3f6691fd2 (diff) | |
download | master-187ad058-5a0ea239626e21eb9962625668110ce3b14c8876.tar.gz master-187ad058-5a0ea239626e21eb9962625668110ce3b14c8876.tar.bz2 master-187ad058-5a0ea239626e21eb9962625668110ce3b14c8876.zip |
rename patches-r3776 to patches-testing
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11868 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/madwifi/patches-testing/320-hidden_ssid.patch')
-rw-r--r-- | package/madwifi/patches-testing/320-hidden_ssid.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/package/madwifi/patches-testing/320-hidden_ssid.patch b/package/madwifi/patches-testing/320-hidden_ssid.patch new file mode 100644 index 0000000000..92d0480d26 --- /dev/null +++ b/package/madwifi/patches-testing/320-hidden_ssid.patch @@ -0,0 +1,38 @@ +This patch fixes the detection of hidden SSIDs as transmitted +by some cisco systems. + +Signed-off-by: Felix Fietkau <nbd@openwrt.org> + +--- a/net80211/ieee80211_scan_sta.c ++++ b/net80211/ieee80211_scan_sta.c +@@ -209,6 +209,19 @@ + ieee80211_saveie(iep, ie); + } + ++ ++static inline int is_empty_ssid(u_int8_t *ssid) ++{ ++ if (!ssid) ++ return 1; ++ if (ssid[1] == 0) ++ return 1; ++ if ((ssid[1] == 1) && (ssid[2] == 0)) ++ return 1; ++ return 0; ++} ++ ++ + /* + * Process a beacon or probe response frame; create an + * entry in the scan cache or update any previous entry. +@@ -252,8 +265,8 @@ + ise = &se->base; + + /* XXX ap beaconing multiple ssid w/ same bssid */ +- if (sp->ssid[1] != 0 && +- (ISPROBE(subtype) || ise->se_ssid[1] == 0)) ++ if (!is_empty_ssid(sp->ssid) && ++ (ISPROBE(subtype) || is_empty_ssid(ise->se_ssid))) + memcpy(ise->se_ssid, sp->ssid, 2 + sp->ssid[1]); + + memcpy(ise->se_rates, sp->rates, |