[PATCH] spi: img-spfi: add missing pm_runtime_pu

From: Navid Emamdoost
Date: Tue Jun 02 2020 - 01:46:33 EST


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@xxxxxxxxx>
---
drivers/spi/spi-img-spfi.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/spi/spi-img-spfi.c b/drivers/spi/spi-img-spfi.c
index 8543f5ed1099..c3d0452ac78a 100644
--- a/drivers/spi/spi-img-spfi.c
+++ b/drivers/spi/spi-img-spfi.c
@@ -785,8 +785,10 @@ static int img_spfi_resume(struct device *dev)
int ret;

ret = pm_runtime_get_sync(dev);
- if (ret)
+ if (ret) {
+ pm_runtime_put(dev);
return ret;
+ }
spfi_reset(spfi);
pm_runtime_put(dev);

--
2.17.1