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authorsam <sam@FreeBSD.org>2007-02-04 05:49:16 +0000
committersam <sam@FreeBSD.org>2007-02-04 05:49:16 +0000
commit9f1eaf60b8cd42b2761ccbfce8923bcf966762e6 (patch)
treee7aa4ae9a01d16f177c12a8daee61e0f45c20e93 /sys/net80211/ieee80211_input.c
parentb1367bfe2c1e060d7d0e30a02898e30ee01f8fff (diff)
downloadFreeBSD-src-9f1eaf60b8cd42b2761ccbfce8923bcf966762e6.zip
FreeBSD-src-9f1eaf60b8cd42b2761ccbfce8923bcf966762e6.tar.gz
clear/reclaim challenge text when switching auth mode and operating as an ap
Obtained from: Atheros
Diffstat (limited to 'sys/net80211/ieee80211_input.c')
-rw-r--r--sys/net80211/ieee80211_input.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/net80211/ieee80211_input.c b/sys/net80211/ieee80211_input.c
index 53736c1..9c3d609 100644
--- a/sys/net80211/ieee80211_input.c
+++ b/sys/net80211/ieee80211_input.c
@@ -873,6 +873,15 @@ ieee80211_auth_open(struct ieee80211com *ic, struct ieee80211_frame *wh,
"bad sta auth mode %u", ni->ni_authmode);
ic->ic_stats.is_rx_bad_auth++; /* XXX */
if (ic->ic_opmode == IEEE80211_M_HOSTAP) {
+ /*
+ * Clear any challenge text that may be there if
+ * a previous shared key auth failed and then an
+ * open auth is attempted.
+ */
+ if (ni->ni_challenge != NULL) {
+ FREE(ni->ni_challenge, M_DEVBUF);
+ ni->ni_challenge = NULL;
+ }
/* XXX hack to workaround calling convention */
ieee80211_send_error(ic, ni, wh->i_addr2,
IEEE80211_FC0_SUBTYPE_AUTH,
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