brcmfmac: fix waitqueue_active without memory barrier in brcmfmac driver

[deliverable/linux.git] / drivers / net / wireless / broadcom / brcm80211 / brcmfmac / sdio.c

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index 9fa3a3a0f12c69182025f8cc33051be0e3c81421..ceb2a754308e4bbc3f9487babe90908af58ba09c 100644 (file)
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -1678,8 +1678,7 @@ static int brcmf_sdio_dcmd_resp_wait(struct brcmf_sdio *bus, uint *condition,
 
 static int brcmf_sdio_dcmd_resp_wake(struct brcmf_sdio *bus)
 {
-       if (waitqueue_active(&bus->dcmd_resp_wait))
-               wake_up_interruptible(&bus->dcmd_resp_wait);
+       wake_up_interruptible(&bus->dcmd_resp_wait);
 
        return 0;
 }
@@ -2003,8 +2002,7 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes)
 static void
 brcmf_sdio_wait_event_wakeup(struct brcmf_sdio *bus)
 {
-       if (waitqueue_active(&bus->ctrl_wait))
-               wake_up_interruptible(&bus->ctrl_wait);
+       wake_up_interruptible(&bus->ctrl_wait);
        return;
 }