diff options
| author | Claudio Scordino <claudio@evidence.eu.com> | 2012-10-09 12:21:17 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-25 11:39:31 -0700 |
| commit | b717727ef25d4b73f73e3666341c07a034f908a6 (patch) | |
| tree | 462b6e20c3c6a883f91b3a9ec87956e760933b17 | |
| parent | 6f602912c9d0c84c2edbd446dd9f72660b701605 (diff) | |
| download | linux-b717727ef25d4b73f73e3666341c07a034f908a6.tar.gz linux-b717727ef25d4b73f73e3666341c07a034f908a6.tar.bz2 linux-b717727ef25d4b73f73e3666341c07a034f908a6.zip | |
umc-bus.c: fix usage of device_trylock
Fix usage of device_trylock. It has the same semantics of mutex_trylock, so it
returns 1 if the lock has been acquired successfully.
Signed-off-by: Claudio Scordino <claudio@evidence.eu.com>
Signed-off-by: Bruno Morelli <bruno@evidence.eu.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/uwb/umc-bus.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/uwb/umc-bus.c b/drivers/uwb/umc-bus.c index 82a84d53120f..5c5b3fc9088a 100644 --- a/drivers/uwb/umc-bus.c +++ b/drivers/uwb/umc-bus.c @@ -63,7 +63,7 @@ int umc_controller_reset(struct umc_dev *umc) struct device *parent = umc->dev.parent; int ret = 0; - if (device_trylock(parent)) + if (!device_trylock(parent)) return -EAGAIN; ret = device_for_each_child(parent, parent, umc_bus_pre_reset_helper); if (ret >= 0) |