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>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/dma/fsl_raid.c b/drivers/dma/fsl_raid.c
index 4d9470f16552..1b71d1fea395 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);