linux-kernel - [PATCH] comedi: remove useless else if

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Date:   Mon,  7 Feb 2022 18:31:41 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     abbotti@....co.uk
Cc:     hsweeten@...ionengravers.com, linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        Abaci Robot <abaci@...ux.alibaba.com>
Subject: [PATCH] comedi: remove useless else if

Eliminate the follow coccicheck warning:

./drivers/comedi/drivers/das1800.c:1300:8-10: WARNING: possible
condition with no effect (if == else).

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/comedi/drivers/das1800.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/comedi/drivers/das1800.c b/drivers/comedi/drivers/das1800.c
index f09608c0f4ff..c4b6c68f3551 100644
--- a/drivers/comedi/drivers/das1800.c
+++ b/drivers/comedi/drivers/das1800.c
@@ -1297,14 +1297,13 @@ static int das1800_attach(struct comedi_device *dev,
 			outb(DAC(i), dev->iobase + DAS1800_SELECT);
 			outw(0, dev->iobase + DAS1800_DAC);
 		}
-	} else if (board->id == DAS1800_ID_AO) {
+	} else {
 		/*
+		 * the branch includes (board->id == DAS1800_ID_AO).
 		 * 'ao' boards have waveform analog outputs that are not
 		 * currently supported.
 		 */
 		s->type		= COMEDI_SUBD_UNUSED;
-	} else {
-		s->type		= COMEDI_SUBD_UNUSED;
 	}
 
 	/* Digital Input subdevice */
-- 
2.20.1.7.g153144c