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[media] em28xx-audio: remove needless check before usb_free_coherent()
usb_free_coherent() is safe with NULL addr and this check is not required. Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
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1 changed files with 3 additions and 5 deletions
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@ -711,11 +711,9 @@ static void em28xx_audio_free_urb(struct em28xx *dev)
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if (!urb)
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continue;
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if (dev->adev.transfer_buffer[i])
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usb_free_coherent(dev->udev,
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urb->transfer_buffer_length,
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dev->adev.transfer_buffer[i],
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urb->transfer_dma);
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usb_free_coherent(dev->udev, urb->transfer_buffer_length,
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dev->adev.transfer_buffer[i],
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urb->transfer_dma);
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usb_free_urb(urb);
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}
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