diff options
| author | Claudio Scordino <claudio@evidence.eu.com> | 2012-10-09 06:21:17 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-25 14:39:31 -0400 |
| commit | b717727ef25d4b73f73e3666341c07a034f908a6 (patch) | |
| tree | 462b6e20c3c6a883f91b3a9ec87956e760933b17 /drivers/uwb | |
| parent | 6f602912c9d0c84c2edbd446dd9f72660b701605 (diff) | |
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>
Diffstat (limited to 'drivers/uwb')
| -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) | |||
| 63 | struct device *parent = umc->dev.parent; | 63 | struct device *parent = umc->dev.parent; |
| 64 | int ret = 0; | 64 | int ret = 0; |
| 65 | 65 | ||
| 66 | if (device_trylock(parent)) | 66 | if (!device_trylock(parent)) |
| 67 | return -EAGAIN; | 67 | return -EAGAIN; |
| 68 | ret = device_for_each_child(parent, parent, umc_bus_pre_reset_helper); | 68 | ret = device_for_each_child(parent, parent, umc_bus_pre_reset_helper); |
| 69 | if (ret >= 0) | 69 | if (ret >= 0) |