diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-08-15 10:41:47 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-08-15 10:41:47 +0200 |
| commit | cc9263874b42bf98209dce0afe698b550648e770 (patch) | |
| tree | f0eafd344c501e420de06c2e0f29f2ae0e6a9a1b /drivers/media/usb/em28xx/em28xx-i2c.c | |
| parent | 02bef8f98d26e9774b49c78a42b29b168e8876fc (diff) | |
| parent | fc93ff608b15ae32cde3006b7af860b59cac20ec (diff) | |
Merge remote-tracking branch 'airlied/drm-next' into drm-intel-next-queued
Backmerge because too many conflicts, and also we need to get at the
latest struct fence patches from Gustavo. Requested by Chris Wilson.
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'drivers/media/usb/em28xx/em28xx-i2c.c')
| -rw-r--r-- | drivers/media/usb/em28xx/em28xx-i2c.c | 5 |
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 && |