diff options
author | Bjorn Helgaas <bhelgaas@google.com> | 2024-02-29 21:12:58 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-03-05 17:28:02 +0300 |
commit | d6543805a8ad6ffcddf5ffdfb3b27dcee3806474 (patch) | |
tree | be788b5b90e0c5af5a17038b806bea49611ff433 /drivers | |
parent | e0014ce72e093901f1e9dfff9aea40eefa3ae930 (diff) | |
download | linux-d6543805a8ad6ffcddf5ffdfb3b27dcee3806474.tar.xz |
mei: gsc: remove unnecessary NULL pointer checks
The .remove() and power management callbacks are never called unless
.probe() has already returned success, which means it has set drvdata to a
non-NULL pointer, so "dev" can never be NULL in the other callbacks.
Remove the unnecessary checks.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Link: https://lore.kernel.org/r/20240229181300.352077-2-helgaas@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/misc/mei/gsc-me.c | 17 |
1 files changed, 0 insertions, 17 deletions
diff --git a/drivers/misc/mei/gsc-me.c b/drivers/misc/mei/gsc-me.c index 9e558ec2ea1d..5a8c26c3df13 100644 --- a/drivers/misc/mei/gsc-me.c +++ b/drivers/misc/mei/gsc-me.c @@ -144,9 +144,6 @@ static void mei_gsc_remove(struct auxiliary_device *aux_dev) struct mei_me_hw *hw; dev = dev_get_drvdata(&aux_dev->dev); - if (!dev) - return; - hw = to_me_hw(dev); mei_stop(dev); @@ -168,9 +165,6 @@ static int __maybe_unused mei_gsc_pm_suspend(struct device *device) { struct mei_device *dev = dev_get_drvdata(device); - if (!dev) - return -ENODEV; - mei_stop(dev); mei_disable_interrupts(dev); @@ -186,9 +180,6 @@ static int __maybe_unused mei_gsc_pm_resume(struct device *device) int err; struct mei_me_hw *hw; - if (!dev) - return -ENODEV; - hw = to_me_hw(dev); aux_dev = to_auxiliary_dev(device); adev = auxiliary_dev_to_mei_aux_dev(aux_dev); @@ -211,8 +202,6 @@ static int __maybe_unused mei_gsc_pm_runtime_idle(struct device *device) { struct mei_device *dev = dev_get_drvdata(device); - if (!dev) - return -ENODEV; if (mei_write_is_idle(dev)) pm_runtime_autosuspend(device); @@ -225,9 +214,6 @@ static int __maybe_unused mei_gsc_pm_runtime_suspend(struct device *device) struct mei_me_hw *hw; int ret; - if (!dev) - return -ENODEV; - mutex_lock(&dev->device_lock); if (mei_write_is_idle(dev)) { @@ -252,9 +238,6 @@ static int __maybe_unused mei_gsc_pm_runtime_resume(struct device *device) struct mei_me_hw *hw; irqreturn_t irq_ret; - if (!dev) - return -ENODEV; - mutex_lock(&dev->device_lock); hw = to_me_hw(dev); |