wl1271: Prevent PSM-entry retry loop if PSM cancelled

Prevent endless PSM-entry retry loops, if PSM has already been cancelled while
PSM entry was attempted.

Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Reviewed-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 6 insertions, 2 deletions

diff --git a/drivers/net/wireless/wl12xx/wl1271_event.c b/drivers/net/wireless/wl12xx/wl1271_event.c
index e135d894b42a..d13fdd99c85c 100644
--- a/drivers/net/wireless/wl12xx/wl1271_event.c
+++ b/drivers/net/wireless/wl12xx/wl1271_event.c
@@ -78,12 +78,16 @@ static int wl1271_event_ps_report(struct wl1271 *wl,
 
         switch (mbox->ps_status) {
         case EVENT_ENTER_POWER_SAVE_FAIL:
+                if (!wl->psm) {
+                        wl->psm_entry_retry = 0;
+                        break;
+                }
+
                 if (wl->psm_entry_retry < wl->conf.conn.psm_entry_retries) {
                         wl->psm_entry_retry++;
-                        wl1271_error("PSM entry failed, retrying %d\n",
-                                     wl->psm_entry_retry);
                         ret = wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE);
                 } else {
+                        wl1271_error("PSM entry failed, giving up.\n");
                         wl->psm_entry_retry = 0;
                         *beacon_loss = true;
                 }