[PATCH] media: exynos4-is: Fix PM disable depth imbalance in fimc_is_probe

From: Miaoqian Lin
Date: Mon Mar 07 2022 - 02:52:54 EST


If probe fails then we need to call pm_runtime_disable() to balance
out the previous pm_runtime_enable() call.

Fixes: 9a761e436843 ("[media] exynos4-is: Add Exynos4x12 FIMC-IS driver")
Signed-off-by: Miaoqian Lin <linmq006@xxxxxxxxx>
---
drivers/media/platform/exynos4-is/fimc-is.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c
index e55e411038f4..81b290dace3a 100644
--- a/drivers/media/platform/exynos4-is/fimc-is.c
+++ b/drivers/media/platform/exynos4-is/fimc-is.c
@@ -830,7 +830,7 @@ static int fimc_is_probe(struct platform_device *pdev)

ret = pm_runtime_resume_and_get(dev);
if (ret < 0)
- goto err_irq;
+ goto err_pm_disable;

vb2_dma_contig_set_max_seg_size(dev, DMA_BIT_MASK(32));

@@ -864,6 +864,8 @@ static int fimc_is_probe(struct platform_device *pdev)
pm_runtime_put_noidle(dev);
if (!pm_runtime_enabled(dev))
fimc_is_runtime_suspend(dev);
+err_pm_disable:
+ pm_runtime_disable(dev);
err_irq:
free_irq(is->irq, is);
err_clk:
--
2.17.1