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authorMiaoqian Lin <linmq006@gmail.com>2022-01-06 11:23:09 +0000
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2022-01-30 14:50:34 +0000
commit632fe0bb8c5b9c06ec961f575ee42a6fff5eceeb (patch)
treec67d3c5d475815976dc574e155f6672f99b60836 /drivers/iommu
parent4165456fe6b7719c0c9626022a7d96c381c94e6f (diff)
iio: Fix error handling for PM
The pm_runtime_enable will increase power disable depth. If the probe fails, we should use pm_runtime_disable() to balance pm_runtime_enable(). In the PM Runtime docs: Drivers in ->remove() callback should undo the runtime PM changes done in ->probe(). Usually this means calling pm_runtime_disable(), pm_runtime_dont_use_autosuspend() etc. We should do this in error handling. Fix this problem for the following drivers: bmc150, bmg160, kmx61, kxcj-1013, mma9551, mma9553. Fixes: 7d0ead5c3f00 ("iio: Reconcile operation order between iio_register/unregister and pm functions") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20220106112309.16879-1-linmq006@gmail.com Cc: <Stable@vger.kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iommu')
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