net: wireless: bcm4329: Skip dhd_bus_stop() if bus is already down

Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>

diff --git a/drivers/net/wireless/bcm4329/dhd_linux.c b/drivers/net/wireless/bcm4329/dhd_linux.c
index 3ec1f3f..5f5b418 100644 (file)
--- a/drivers/net/wireless/bcm4329/dhd_linux.c
+++ b/drivers/net/wireless/bcm4329/dhd_linux.c
@@ -1519,7 +1519,8 @@ dhd_dpc_thread(void *data)
                                        dhd_os_wake_unlock(&dhd->pub);
                                }
                        } else {
-                               dhd_bus_stop(dhd->pub.bus, TRUE);
+                               if (dhd->pub.up)
+                                       dhd_bus_stop(dhd->pub.bus, TRUE);
                                dhd_os_wake_unlock(&dhd->pub);
                        }
                }