From 17f3ced05f5ae20c619103df9718af597cf83ac4 Mon Sep 17 00:00:00 2001 From: Malcolm Priestley Date: Mon, 14 Oct 2013 19:51:45 +0100 Subject: [PATCH] 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 Signed-off-by: Greg Kroah-Hartman --- drivers/staging/vt6656/bssdb.c | 3 +++ drivers/staging/vt6656/dpc.c | 6 ++++++ drivers/staging/vt6656/wcmd.c | 3 +++ 3 files changed, 12 insertions(+) diff --git a/drivers/staging/vt6656/bssdb.c b/drivers/staging/vt6656/bssdb.c index ae0438a43ea5..e120eb2f47e9 100644 --- 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 82d7c1d09ef6..75dc92d64056 100644 --- 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 debb87a6aba7..95d2960bd1a1 100644 --- 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) -- 2.30.2