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 <[email protected]>
Reviewed-by: Luciano Coelho <[email protected]>
Signed-off-by: Luciano Coelho <[email protected]>
Signed-off-by: John W. Linville <[email protected]>

diff --git a/drivers/net/wireless/wl12xx/wl1271_event.c b/drivers/net/wireless/wl12xx/wl1271_event.c
index e135d894b42adf6dc1f53fa9d3ebcdd2e2a76cc9..d13fdd99c85c515eea99dd128f8e8b8ecd606a31 100644 (file)
--- 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;
                }