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authorZhang Qilong <zhangqilong3@huawei.com>2020-11-21 19:22:37 -0800
committerSantosh Shilimkar <santosh.shilimkar@oracle.com>2020-11-21 19:22:37 -0800
commitb4fa73358c306d747a2200aec6f7acb97e5750e6 (patch)
treeffbb898abf73523390f1cf05e05a04b996d4e352 /tools/perf/scripts/python/stackcollapse.py
parent8465c7d1001a86e87f03124dc4a35760e731af62 (diff)
soc: ti: Fix reference imbalance in knav_dma_probe
The patch fix two reference leak. 1) pm_runtime_get_sync will increment pm usage counter even it failed. Forgetting to call put operation will result in reference leak. 2) The pm_runtime_enable will increase power disable depth. Thus a pairing decrement is needed on the error handling path to keep it balanced. We fix it by: 1) adding call pm_runtime_put_noidle or pm_runtime_put_sync in error handling. 2) adding pm_runtime_disable in error handling, to keep usage counter and disable depth balanced. Fixes: 88139ed030583 ("soc: ti: add Keystone Navigator DMA support") Signed-off-by: Zhang Qilong <zhangqilong3@huawei.com> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
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