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media: pci: tw686x: no need to check 'next' 

If 'done' is not NULL, then next can never be NULL, so just drop
the 'next' check.

This fixes this smatch warning:

drivers/media/pci/tw686x/tw686x-audio.c:62 tw686x_audio_irq() warn: can 'next' even be NULL?

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Cc: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Hans Verkuil 2023-05-24 13:11:49 +01:00 committed by Mauro Carvalho Chehab
parent 2192fa9527
commit 2104793233
1 changed files with 1 additions and 1 deletions
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2
drivers/media/pci/tw686x/tw686x-audio.c
View File

@ -59,7 +59,7 @@ void tw686x_audio_irq(struct tw686x_dev *dev, unsigned long requests,
}
spin_unlock_irqrestore(&ac->lock, flags);
if (!done || !next)
if (!done)
continue;
/*
* Checking for a non-nil dma_desc[pb]->virt buffer is