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Date: Mon, 18 Apr 2022 14:14:24 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Vinod Koul <vkoul@...nel.org> Subject: [PATCH 4.9 198/218] dmaengine: Revert "dmaengine: shdma: Fix runtime PM imbalance on error" From: Vinod Koul <vkoul@...nel.org> commit d143f939a95696d38ff800ada14402fa50ebbd6c upstream. This reverts commit 455896c53d5b ("dmaengine: shdma: Fix runtime PM imbalance on error") as the patch wrongly reduced the count on error and did not bail out. So drop the count by reverting the patch . Signed-off-by: Vinod Koul <vkoul@...nel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- drivers/dma/sh/shdma-base.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) --- a/drivers/dma/sh/shdma-base.c +++ b/drivers/dma/sh/shdma-base.c @@ -118,10 +118,8 @@ static dma_cookie_t shdma_tx_submit(stru ret = pm_runtime_get(schan->dev); spin_unlock_irq(&schan->chan_lock); - if (ret < 0) { + if (ret < 0) dev_err(schan->dev, "%s(): GET = %d\n", __func__, ret); - pm_runtime_put(schan->dev); - } pm_runtime_barrier(schan->dev);
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