It's possible for wpa_supplicant to transition to INACTIVE
state with an outstanding requested_scan pending. This can
lead to a stall condition where scanning no longer occurs.
Gbp-Pq: Name Clear-WiFi-requested_scan-if-suppl-goes-INACTIVE.patch
---
src/devices/wifi/nm-device-wifi.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/src/devices/wifi/nm-device-wifi.c
b/src/devices/wifi/nm-device-wifi.c
index bacd5e6..f6325a6 100644
--- a/src/devices/wifi/nm-device-wifi.c
+++ b/src/devices/wifi/nm-device-wifi.c
@@ -1903,6 +1903,21 @@ supplicant_iface_state_cb (NMSupplicantInterface *iface,
else
_LOGI (LOGD_DEVICE | LOGD_WIFI, "supplicant interface
keeps failing, giving up");
break;
+ case NM_SUPPLICANT_INTERFACE_STATE_INACTIVE:
+ if (old_state == NM_SUPPLICANT_INTERFACE_STATE_SCANNING) {
+ nm_log_warn (LOGD_HW | LOGD_WIFI, "(%s): supplicant
state: SCANNING -> INACTIVE",
+ nm_device_get_iface (NM_DEVICE
(self)));
+
+ if (priv->requested_scan) {
+ nm_log_dbg (LOGD_WIFI_SCAN, "(%s): clearing
requested_scan",
+ nm_device_get_iface
(NM_DEVICE (self)));
+
+ priv->requested_scan = FALSE;
+ }
+
+ cancel_pending_scan (self);
+ request_wireless_scan (self, NULL);
+ }
default:
break;
}
--
2.7.4
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