[PATCH] can: xilinx_can: fix runtime pm imbalance on error
From: Dinghao Liu <hidden>
Date: 2020-05-20 12:14:58
Also in:
linux-arm-kernel, linux-can, lkml
Subsystem:
can network drivers, the rest, xilinx can driver · Maintainers:
Marc Kleine-Budde, Vincent Mailhol, Linus Torvalds, Appana Durga Kedareswara rao
pm_runtime_get_sync() increments the runtime PM usage counter even the call returns an error code. Thus a pairing decrement is needed on the error handling path to keep the counter balanced. Signed-off-by: Dinghao Liu <redacted> --- drivers/net/can/xilinx_can.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/can/xilinx_can.c b/drivers/net/can/xilinx_can.c
index c1dbab8c896d..a9e8184cc611 100644
--- a/drivers/net/can/xilinx_can.c
+++ b/drivers/net/can/xilinx_can.c@@ -1823,8 +1823,8 @@ static int xcan_probe(struct platform_device *pdev) return 0; err_disableclks: - pm_runtime_put(priv->dev); err_pmdisable: + pm_runtime_put(priv->dev); pm_runtime_disable(&pdev->dev); err_free: free_candev(ndev);
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2.17.1