[PATCH] Android: Handling supplicant scan w.r.to pno start/stop

Pandiyarajan Pitchaimuthu c_ppitch at qca.qualcomm.com
Thu Nov 15 07:51:05 EST 2012


Cancel the existing supplicant scan and start a new supplicant
scan on pno start and stop respectively. This makes sure that
supplicant scan is in progress when the device resumes.

Signed-off-by: Pandiyarajan Pitchaimuthu <c_ppitch at qca.qualcomm.com>
---
 wpa_supplicant/ctrl_iface.c |   15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/wpa_supplicant/ctrl_iface.c b/wpa_supplicant/ctrl_iface.c
index a4b2611..749d39f 100644
--- a/wpa_supplicant/ctrl_iface.c
+++ b/wpa_supplicant/ctrl_iface.c
@@ -58,6 +58,11 @@ static int pno_start(struct wpa_supplicant *wpa_s)
 	if (wpa_s->pno)
 		return 0;
 
+	if(wpa_s->wpa_state == WPA_SCANNING) {
+		wpa_supplicant_cancel_sched_scan(wpa_s);
+		wpa_supplicant_cancel_scan(wpa_s);
+	}
+
 	os_memset(&params, 0, sizeof(params));
 
 	num_ssid = 0;
@@ -113,11 +118,17 @@ static int pno_start(struct wpa_supplicant *wpa_s)
 
 static int pno_stop(struct wpa_supplicant *wpa_s)
 {
+	int ret = 0;
+
 	if (wpa_s->pno) {
 		wpa_s->pno = 0;
-		return wpa_drv_stop_sched_scan(wpa_s);
+		ret = wpa_drv_stop_sched_scan(wpa_s);
 	}
-	return 0;
+
+        if (wpa_s->wpa_state == WPA_SCANNING)
+                wpa_supplicant_req_scan(wpa_s, 0, 0);
+
+	return ret;
 }
 
 
-- 
1.7.9.5



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