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dmaengine: s3c24xx: kill the tasklets upon exit 

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

This driver used vchan tasklets, so those need to be killed.

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
steinar/wifi_calib_4_9_kernel
Vinod Koul 2016-07-05 11:42:28 +05:30
parent 9200ebd8b2
commit 7e654bf7c1
1 changed files with 3 additions and 1 deletions
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4
drivers/dma/s3c24xx-dma.c
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@ -1136,8 +1136,10 @@ static void s3c24xx_dma_free_virtual_channels(struct dma_device *dmadev)
struct s3c24xx_dma_chan *next;
list_for_each_entry_safe(chan,
next, &dmadev->channels, vc.chan.device_node)
next, &dmadev->channels, vc.chan.device_node) {
list_del(&chan->vc.chan.device_node);
tasklet_kill(&chan->vc.task);
}
}
/* s3c2410, s3c2440 and s3c2442 have a 0x40 stride without separate clocks */