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[4/7] media: em28xx: don't check number of messages in the driver

Message ID 20180520065039.7989-5-wsa@the-dreams.de
State Awaiting Upstream
Headers show
Series don't check number of I2C messages in drivers | expand

Commit Message

Wolfram Sang May 20, 2018, 6:50 a.m. UTC 
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@the-dreams.de>
---

Only build tested.

 drivers/media/usb/em28xx/em28xx-i2c.c | 4 ----
 1 file changed, 4 deletions(-)
diff mbox series

Patch

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) {