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| author | Thierry Reding <treding@nvidia.com> | 2014-11-05 11:43:26 +0100 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2015-01-23 12:07:00 +0100 |
| commit | 536e1715226c94037df12f7c6280cbe0f6009f92 (patch) | |
| tree | 142cc1db3c1d1cb714d6c14b3217764475636bc9 /drivers/gpu | |
| parent | 281d1bbd34b734e4f22b30b6f3b673dda46a7470 (diff) | |
| download | linux-536e1715226c94037df12f7c6280cbe0f6009f92.tar.bz2 | |
gpu: host1x: Call ->remove() only when a device is bound
When a driver's ->probe() function fails, the host1x bus must not call
its ->remove() function because the driver will already have cleaned up
in the error handling path in ->probe().
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/host1x/bus.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/host1x/bus.c b/drivers/gpu/host1x/bus.c index aaf54859adb0..e4182e68e29c 100644 --- a/drivers/gpu/host1x/bus.c +++ b/drivers/gpu/host1x/bus.c @@ -116,7 +116,10 @@ static void host1x_subdev_register(struct host1x_device *device, if (list_empty(&device->subdevs)) { err = device->driver->probe(device); if (err < 0) - dev_err(&device->dev, "probe failed: %d\n", err); + dev_err(&device->dev, "probe failed for %ps: %d\n", + device->driver, err); + else + device->bound = true; } } @@ -130,10 +133,12 @@ static void __host1x_subdev_unregister(struct host1x_device *device, * If all subdevices have been activated, we're about to remove the * first active subdevice, so unload the driver first. */ - if (list_empty(&device->subdevs)) { + if (list_empty(&device->subdevs) && device->bound) { err = device->driver->remove(device); if (err < 0) dev_err(&device->dev, "remove failed: %d\n", err); + + device->bound = false; } /* |