linux-kernel - [PATCH 1/3] spi: rockchip: disable runtime pm when in err case

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Date:	Mon, 15 Feb 2016 16:27:58 +0800
From:	Shawn Lin <shawn.lin@...k-chips.com>
To:	Mark Brown <broonie@...nel.org>
Cc:	linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org,
	Shawn Lin <shawn.lin@...k-chips.com>
Subject: [PATCH 1/3] spi: rockchip: disable runtime pm when in err case

Before registering master, driver enables runtime pm.
This patch  pm_runtime_disable in err case while probing
driver to balance pm reference count.

Signed-off-by: Shawn Lin <shawn.lin@...k-chips.com>

---

 drivers/spi/spi-rockchip.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c
index 79a8bc4..c0f9bae 100644
--- a/drivers/spi/spi-rockchip.c
+++ b/drivers/spi/spi-rockchip.c
@@ -749,6 +749,7 @@ static int rockchip_spi_probe(struct platform_device *pdev)
 	return 0;
 
 err_register_master:
+	pm_runtime_disable(&pdev->dev);
 	if (rs->dma_tx.ch)
 		dma_release_channel(rs->dma_tx.ch);
 	if (rs->dma_rx.ch)
-- 
2.3.7