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