From: kbuild test robot <lkp@xxxxxxxxx> Remove unneeded variable used to store return value. Generated by: scripts/coccinelle/misc/returnvar.cocci Fixes: 7cff81f3886d ("dmaengine: milbeaut-hdmac: Add HDMAC driver for Milbeaut platforms") CC: Jassi Brar <jaswinder.singh@xxxxxxxxxx> Signed-off-by: kbuild test robot <lkp@xxxxxxxxx> Signed-off-by: Julia Lawall <julia.lawall@xxxxxxx> --- url: https://github.com/0day-ci/linux/commits/jassisinghbrar-gmail-com/Add-support-for-AHB-DMA-controller-on-Milbeaut-series/20190910-142047 :::::: branch date: 2 hours ago :::::: commit date: 2 hours ago Please take the patch only if it's a positive warning. Thanks! milbeaut-hdmac.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) --- a/drivers/dma/milbeaut-hdmac.c +++ b/drivers/dma/milbeaut-hdmac.c @@ -171,7 +171,6 @@ static irqreturn_t milbeaut_hdmac_interr { struct milbeaut_hdmac_chan *mc = dev_id; struct milbeaut_hdmac_desc *md; - irqreturn_t ret = IRQ_HANDLED; u32 val; spin_lock(&mc->vc.lock); @@ -201,7 +200,7 @@ static irqreturn_t milbeaut_hdmac_interr out: spin_unlock(&mc->vc.lock); - return ret; + return IRQ_HANDLED; } static void milbeaut_hdmac_free_chan_resources(struct dma_chan *chan) @@ -289,7 +288,6 @@ static int milbeaut_hdmac_terminate_all( struct virt_dma_chan *vc = to_virt_chan(chan); struct milbeaut_hdmac_chan *mc = to_milbeaut_hdmac_chan(vc); unsigned long flags; - int ret = 0; u32 val; LIST_HEAD(head); @@ -311,7 +309,7 @@ static int milbeaut_hdmac_terminate_all( vchan_dma_desc_free_list(vc, &head); - return ret; + return 0; } static void milbeaut_hdmac_synchronize(struct dma_chan *chan)