Commit b717727e authored by Claudio Scordino's avatar Claudio Scordino Committed by Greg Kroah-Hartman

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: default avatarClaudio Scordino <claudio@evidence.eu.com>
Signed-off-by: default avatarBruno Morelli <bruno@evidence.eu.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 6f602912
......@@ -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)
......
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