staging: vt6656: return from workqueues on fMP_DISCONNECTED

Return from work queues on flag fMP_DISCONNECTED to prevent
any scheduling threads past closing of device.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/vt6656/bssdb.c b/drivers/staging/vt6656/bssdb.c
index ae0438a43ea586a246c88b4fbc062dd5385f9dd6..e120eb2f47e9151f7f3c085f7b503a415094dc4b 100644 (file)
--- a/drivers/staging/vt6656/bssdb.c
+++ b/drivers/staging/vt6656/bssdb.c
@@ -824,6 +824,9 @@ void BSSvSecondCallBack(struct work_struct *work)
        u32 uNonShortSlotSTACnt = 0;
        u32 uLongPreambleSTACnt = 0;
 
+       if (pDevice->Flags & fMP_DISCONNECTED)
+               return;
+
     spin_lock_irq(&pDevice->lock);
 
     pDevice->uAssocCount = 0;

diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c
index 82d7c1d09ef6a965d82718e409be815e6e56d8b9..75dc92d64056a3c30ef25698196fa1c3e4ce326f 100644 (file)
--- a/drivers/staging/vt6656/dpc.c
+++ b/drivers/staging/vt6656/dpc.c
@@ -1339,6 +1339,9 @@ void RXvWorkItem(struct work_struct *work)
        int ntStatus;
        struct vnt_rcb *pRCB = NULL;
 
+       if (pDevice->Flags & fMP_DISCONNECTED)
+               return;
+
     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->Rx Polling Thread\n");
     spin_lock_irq(&pDevice->lock);
 
@@ -1398,6 +1401,9 @@ void RXvMngWorkItem(struct work_struct *work)
        struct vnt_rx_mgmt *pRxPacket;
        int bReAllocSkb = false;
 
+       if (pDevice->Flags & fMP_DISCONNECTED)
+               return;
+
     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"---->Rx Mng Thread\n");
 
     spin_lock_irq(&pDevice->lock);

diff --git a/drivers/staging/vt6656/wcmd.c b/drivers/staging/vt6656/wcmd.c
index debb87a6aba7997d2fe2db61e90101bb7a47dc26..95d2960bd1a1719723a77a70ce23eb65afd455dc 100644 (file)
--- a/drivers/staging/vt6656/wcmd.c
+++ b/drivers/staging/vt6656/wcmd.c
@@ -286,6 +286,9 @@ void vRunCommand(struct work_struct *work)
        u8 byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
        u8 byData;
 
+       if (pDevice->Flags & fMP_DISCONNECTED)
+               return;
+
     if (pDevice->dwDiagRefCount != 0)
         return;
     if (pDevice->bCmdRunning != true)