[PATCH 0/3] dmaengine: stm32: fix reference leak

From: Qinglang Miao
Date: Fri Nov 27 2020 - 04:42:44 EST


pm_runtime_get_sync will increment pm usage counter even it
failed. Forgetting to putting operation will result in a
reference leak here.

Use pm_runtime_resume_and_get to fix it.

Qinglang Miao (3):
dmaengine: stm32-dma: fix reference leak in stm32_dma
dmaengine: stm32-dmamux: fix reference leak in stm32_dmamux
dmaengine: stm32-mdma: fix reference leak in stm32-mdma

drivers/dma/stm32-dma.c | 4 ++--
drivers/dma/stm32-dmamux.c | 6 +++---
drivers/dma/stm32-mdma.c | 4 ++--
3 files changed, 7 insertions(+), 7 deletions(-)

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2.23.0