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path: root/drivers/media/usb/em28xx/em28xx-i2c.c
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Diffstat (limited to 'drivers/media/usb/em28xx/em28xx-i2c.c')
-rw-r--r--drivers/media/usb/em28xx/em28xx-i2c.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/media/usb/em28xx/em28xx-i2c.c b/drivers/media/usb/em28xx/em28xx-i2c.c
index a19b5c8b56ff..1a9e1e556706 100644
--- a/drivers/media/usb/em28xx/em28xx-i2c.c
+++ b/drivers/media/usb/em28xx/em28xx-i2c.c
@@ -507,9 +507,8 @@ static int em28xx_i2c_xfer(struct i2c_adapter *i2c_adap,
if (dev->disconnected)
return -ENODEV;
- rc = rt_mutex_trylock(&dev->i2c_bus_lock);
- if (rc < 0)
- return rc;
+ if (!rt_mutex_trylock(&dev->i2c_bus_lock))
+ return -EAGAIN;
/* Switch I2C bus if needed */
if (bus != dev->cur_i2c_bus &&