linux-kernel - [PATCH 2/7] media: si4713: don't check number of messages in the driver

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Message-Id: <20180520065039.7989-3-wsa@the-dreams.de>
Date:   Sun, 20 May 2018 08:50:33 +0200
From:   Wolfram Sang <wsa@...-dreams.de>
To:     linux-i2c@...r.kernel.org
Cc:     Peter Rosin <peda@...ntia.se>, Wolfram Sang <wsa@...-dreams.de>,
        Hans Verkuil <hverkuil@...all.nl>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/7] media: si4713: don't check number of messages in the driver

Since commit 1eace8344c02 ("i2c: add param sanity check to
i2c_transfer()"), the I2C core does this check now. We can remove it
from drivers.

Signed-off-by: Wolfram Sang <wsa@...-dreams.de>
---

Only build tested.

 drivers/media/radio/si4713/radio-usb-si4713.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/media/radio/si4713/radio-usb-si4713.c b/drivers/media/radio/si4713/radio-usb-si4713.c
index 05c66701a899..1ebbf0217142 100644
--- a/drivers/media/radio/si4713/radio-usb-si4713.c
+++ b/drivers/media/radio/si4713/radio-usb-si4713.c
@@ -370,9 +370,6 @@ static int si4713_transfer(struct i2c_adapter *i2c_adapter,
 	int retval = -EINVAL;
 	int i;
 
-	if (num <= 0)
-		return 0;
-
 	for (i = 0; i < num; i++) {
 		if (msgs[i].flags & I2C_M_RD)
 			retval = si4713_i2c_read(radio, msgs[i].buf, msgs[i].len);
-- 
2.11.0