From: Thierry Reding treding@nvidia.com
Instead of locking within host1x_device_add(), call it under the lock to make the locking more consistent.
Signed-off-by: Thierry Reding treding@nvidia.com --- drivers/gpu/host1x/bus.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/host1x/bus.c b/drivers/gpu/host1x/bus.c index e4182e68e29c..769116dba797 100644 --- a/drivers/gpu/host1x/bus.c +++ b/drivers/gpu/host1x/bus.c @@ -323,9 +323,7 @@ static int host1x_device_add(struct host1x *host1x, return err; }
- mutex_lock(&host1x->devices_lock); list_add_tail(&device->list, &host1x->devices); - mutex_unlock(&host1x->devices_lock);
mutex_lock(&clients_lock);
@@ -414,11 +412,11 @@ static void host1x_attach_driver(struct host1x *host1x, } }
- mutex_unlock(&host1x->devices_lock); - err = host1x_device_add(host1x, driver); if (err < 0) dev_err(host1x->dev, "failed to allocate device: %d\n", err); + + mutex_unlock(&host1x->devices_lock); }
static void host1x_detach_driver(struct host1x *host1x,