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dmaengine: mic_x100_dma: Use PTR_ERR_OR_ZERO()

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Fix ptr_ret.cocci warnings:
drivers/dma/mic_x100_dma.c:483:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Vasyl Gomonovych 2017-11-28 00:07:08 +01:00 committed by Vinod Koul
parent 4fbd8d194f
commit a8ffa34fa5
1 changed files with 1 additions and 3 deletions
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4
drivers/dma/mic_x100_dma.c
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@ -480,9 +480,7 @@ static int mic_dma_setup_irq(struct mic_dma_chan *ch)
to_mbus_hw_ops(ch)->request_threaded_irq(to_mbus_device(ch),
mic_dma_intr_handler, mic_dma_thread_fn,
"mic dma_channel", ch, ch->ch_num);
if (IS_ERR(ch->cookie))
return PTR_ERR(ch->cookie);
return 0;
return PTR_ERR_OR_ZERO(ch->cookie);
}
static inline void mic_dma_free_irq(struct mic_dma_chan *ch)