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Message-Id: <20180520065039.7989-5-wsa@the-dreams.de>
Date: Sun, 20 May 2018 08:50:35 +0200
From: Wolfram Sang <wsa@...-dreams.de>
To: linux-i2c@...r.kernel.org
Cc: Peter Rosin <peda@...ntia.se>, Wolfram Sang <wsa@...-dreams.de>,
Mauro Carvalho Chehab <mchehab@...nel.org>,
linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 4/7] media: em28xx: 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/usb/em28xx/em28xx-i2c.c | 4 ----
1 file changed, 4 deletions(-)
diff --git a/drivers/media/usb/em28xx/em28xx-i2c.c b/drivers/media/usb/em28xx/em28xx-i2c.c
index 6458682bc6e2..e19d6342e0d0 100644
--- a/drivers/media/usb/em28xx/em28xx-i2c.c
+++ b/drivers/media/usb/em28xx/em28xx-i2c.c
@@ -559,10 +559,6 @@ static int em28xx_i2c_xfer(struct i2c_adapter *i2c_adap,
dev->cur_i2c_bus = bus;
}
- if (num <= 0) {
- rt_mutex_unlock(&dev->i2c_bus_lock);
- return 0;
- }
for (i = 0; i < num; i++) {
addr = msgs[i].addr << 1;
if (!msgs[i].len) {
--
2.11.0
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