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| author |   Zhang Qilong <zhangqilong3@huawei.com> | 2021-06-07 14:46:38 +0800 |
|---|---|---|
| committer |   Vinod Koul <vkoul@kernel.org> | 2021-07-28 12:04:12 +0530 |
| commit | d54db74ad6e0dea8c253fb68c689b836657ab914 (patch) | |
| tree | e3db76d93b6d7e31f6c6e4ad7230e3545d7ec0f6 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | dmaengine: uniphier-xdmac: Use readl_poll_timeout_atomic() in atomic state (diff) | |
| download | wireguard-linux-d54db74ad6e0dea8c253fb68c689b836657ab914.tar.xz wireguard-linux-d54db74ad6e0dea8c253fb68c689b836657ab914.zip | |
dmaengine: stm32-dma: Fix PM usage counter imbalance in stm32 dma ops
pm_runtime_get_sync will increment pm usage counter
even it failed. Forgetting to putting operation will
result in reference leak here. We fix it by replacing
it with pm_runtime_resume_and_get to keep usage counter
balanced.
Fixes: 48bc73ba14bcd ("dmaengine: stm32-dma: Add PM Runtime support")
Fixes: 05f8740a0e6fc ("dmaengine: stm32-dma: add suspend/resume power management support")
Signed-off-by: Zhang Qilong <zhangqilong3@huawei.com>
Link: https://lore.kernel.org/r/20210607064640.121394-2-zhangqilong3@huawei.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to '')
0 files changed, 0 insertions, 0 deletions