lkml.org 
[lkml]   [2020]   [Jun]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] spi: tegra20-slink: add missing pm_runtime_put
Date
Call to pm_runtime_get_sync increments counter even in case of
failure leading to incorrect ref count.
Call pm_runtime_put if pm_runtime_get_sync fails.

Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
---
drivers/spi/spi-tegra20-slink.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c
index 7f4d932dade7..0675b36d647b 100644
--- a/drivers/spi/spi-tegra20-slink.c
+++ b/drivers/spi/spi-tegra20-slink.c
@@ -1192,6 +1192,7 @@ static int tegra_slink_resume(struct device *dev)
ret = pm_runtime_get_sync(dev);
if (ret < 0) {
dev_err(dev, "pm runtime failed, e = %d\n", ret);
+ pm_runtime_put(dev);
return ret;
}
tegra_slink_writel(tspi, tspi->command_reg, SLINK_COMMAND);
--
2.17.1
\
 
 \ /
  Last update: 2020-06-02 07:27    [W:0.042 / U:0.276 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site