mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-21 06:33:41 +00:00
61 lines
2.1 KiB
Diff
61 lines
2.1 KiB
Diff
--- a/net80211/ieee80211_proto.c
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+++ b/net80211/ieee80211_proto.c
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@@ -1409,7 +1409,8 @@ __ieee80211_newstate(struct ieee80211vap
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vap->iv_state = nstate; /* state transition */
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del_timer(&vap->iv_mgtsend);
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if ((vap->iv_opmode != IEEE80211_M_HOSTAP) &&
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- (ostate != IEEE80211_S_SCAN))
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+ (ostate != IEEE80211_S_SCAN) &&
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+ !(vap->iv_flags_ext & IEEE80211_FEXT_SCAN_PENDING))
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ieee80211_cancel_scan(vap); /* background scan */
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ni = vap->iv_bss; /* NB: no reference held */
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switch (nstate) {
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@@ -1451,7 +1452,8 @@ __ieee80211_newstate(struct ieee80211vap
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}
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goto reset;
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case IEEE80211_S_SCAN:
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- ieee80211_cancel_scan(vap);
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+ if (!(vap->iv_flags_ext & IEEE80211_FEXT_SCAN_PENDING))
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+ ieee80211_cancel_scan(vap);
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goto reset;
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reset:
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ieee80211_reset_bss(vap);
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@@ -1989,7 +1991,9 @@ ieee80211_newstate(struct ieee80211vap *
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}
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}
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}
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- } else if (dstate == IEEE80211_S_SCAN) {
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+ } else if ((dstate == IEEE80211_S_SCAN) ||
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+ (dstate == IEEE80211_S_AUTH) ||
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+ (dstate == IEEE80211_S_ASSOC)) {
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/* Force to scan pending... someone is scanning */
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vap->iv_flags_ext |= IEEE80211_FEXT_SCAN_PENDING;
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__ieee80211_newstate(vap, IEEE80211_S_INIT, arg);
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--- a/net80211/ieee80211_output.c
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+++ b/net80211/ieee80211_output.c
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@@ -238,7 +238,9 @@ ieee80211_hardstart(struct sk_buff *skb,
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}
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/* Cancel any running BG scan */
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- if (!(ic->ic_flags_ext & IEEE80211_FEXT_BGSCAN_THR) && (vap->iv_state == IEEE80211_S_RUN))
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+ if (!(ic->ic_flags_ext & IEEE80211_FEXT_BGSCAN_THR) &&
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+ (vap->iv_state == IEEE80211_S_RUN) &&
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+ (ic->ic_flags_ext & IEEE80211_FEXT_BGSCAN))
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ieee80211_cancel_scan(vap);
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/*
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--- a/net80211/ieee80211_wireless.c
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+++ b/net80211/ieee80211_wireless.c
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@@ -2728,9 +2728,9 @@ ieee80211_ioctl_setparam(struct net_devi
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return -EINVAL;
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vap->iv_flags |= IEEE80211_F_BGSCAN;
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} else {
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- /* XXX racey? */
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+ if (ic->ic_flags_ext & IEEE80211_FEXT_BGSCAN)
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+ ieee80211_cancel_scan(vap); /* anything current */
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vap->iv_flags &= ~IEEE80211_F_BGSCAN;
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- ieee80211_cancel_scan(vap); /* anything current */
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}
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break;
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case IEEE80211_PARAM_BGSCAN_IDLE:
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