From: Vinod Koul <vinod.koul@intel.com>
Date: Fri, 1 Jul 2016 17:18:49 +0000 (+0530)
Subject: dmaengine: fsl_raid: kill the tasklets upon exit
X-Git-Tag: v4.8-rc1~117^2^2~29
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=cb28c7ab786b3e77f8435a41929b3ee9bcc51eb1;p=users%2Fjedix%2Flinux-maple.git

dmaengine: fsl_raid: kill the tasklets upon exit

drivers should ensure that tasklets are killed, so that they can't be
run after driver remove is executed

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Cc: Xuelin Shi <xuelin.shi@freescale.com>
---

diff --git a/drivers/dma/fsl_raid.c b/drivers/dma/fsl_raid.c
index 4d9470f16552c..1b71d1fea395a 100644
--- a/drivers/dma/fsl_raid.c
+++ b/drivers/dma/fsl_raid.c
@@ -856,6 +856,8 @@ static int fsl_re_probe(struct platform_device *ofdev)
 
 static void fsl_re_remove_chan(struct fsl_re_chan *chan)
 {
+	tasklet_kill(&chan->irqtask);
+
 	dma_pool_free(chan->re_dev->hw_desc_pool, chan->inb_ring_virt_addr,
 		      chan->inb_phys_addr);