From 8783a1a4afa4e14cf134afc7838b23fcd745b996 Mon Sep 17 00:00:00 2001 From: Malcolm Priestley Date: Thu, 15 May 2014 22:49:17 +0100 Subject: [PATCH] staging: vt6656: lock changes: bMgrPrepareBeaconToSend add lock. bMgrPrepareBeaconToSend is nolonger atomic csBeacon_xmit must be locked add spin lock. Signed-off-by: Malcolm Priestley Signed-off-by: Greg Kroah-Hartman --- drivers/staging/vt6656/wmgr.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/staging/vt6656/wmgr.c b/drivers/staging/vt6656/wmgr.c index 0d69719a7426..cce67cdad26a 100644 --- a/drivers/staging/vt6656/wmgr.c +++ b/drivers/staging/vt6656/wmgr.c @@ -4058,6 +4058,7 @@ int bMgrPrepareBeaconToSend(struct vnt_private *pDevice, struct vnt_manager *pMgmt) { struct vnt_tx_mgmt *pTxPacket; + unsigned long flags; // pDevice->bBeaconBufReady = false; if (pDevice->bEncryptionEnable || pDevice->bEnable8021x){ @@ -4084,8 +4085,13 @@ int bMgrPrepareBeaconToSend(struct vnt_private *pDevice, (pMgmt->abyCurrBSSID[0] == 0)) return false; - csBeacon_xmit(pDevice, pTxPacket); - MACvRegBitsOn(pDevice, MAC_REG_TCR, TCR_AUTOBCNTX); + spin_lock_irqsave(&pDevice->lock, flags); + + csBeacon_xmit(pDevice, pTxPacket); + + spin_unlock_irqrestore(&pDevice->lock, flags); + + MACvRegBitsOn(pDevice, MAC_REG_TCR, TCR_AUTOBCNTX); return true; } -- 2.45.2