From: Dmitry Shmidt <dimitrysh@google.com>
Date: Fri, 4 Nov 2011 18:08:37 +0000 (-0700)
Subject: net: wireless: bcmdhd: Skip dhd_bus_stop() if bus is already down
X-Git-Tag: firefly_0821_release~7613^2~235
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5d94d7a3b71a2a8d6586da32e771a624983ba467;p=firefly-linux-kernel-4.4.55.git

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

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

diff --git a/drivers/net/wireless/bcmdhd/dhd_linux.c b/drivers/net/wireless/bcmdhd/dhd_linux.c
index e98044279f23..92cdc9b1a4b1 100644
--- a/drivers/net/wireless/bcmdhd/dhd_linux.c
+++ b/drivers/net/wireless/bcmdhd/dhd_linux.c
@@ -1744,7 +1744,8 @@ 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);
 			}
 		}