This is a note to let you know that I've just added the patch titled
spi: img-spfi: Fix pm_runtime_get_sync() error checking
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
spi-img-spfi-fix-pm_runtime_get_sync-error-checking.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 82300088313daf7b0e50d4e69e0e0d7d83136e65
Author: Zheng Yongjun <zhengyongjun3@xxxxxxxxxx>
Date: Fri Apr 22 06:26:41 2022 +0000
spi: img-spfi: Fix pm_runtime_get_sync() error checking
[ Upstream commit cc470d55343056d6b2a5c32e10e0aad06f324078 ]
If the device is already in a runtime PM enabled state
pm_runtime_get_sync() will return 1, so a test for negative
value should be used to check for errors.
Fixes: deba25800a12b ("spi: Add driver for IMG SPFI controller")
Signed-off-by: Zheng Yongjun <zhengyongjun3@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20220422062641.10486-1-zhengyongjun3@xxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/spi/spi-img-spfi.c b/drivers/spi/spi-img-spfi.c
index 5f05d519fbbd..71376b6df89d 100644
--- a/drivers/spi/spi-img-spfi.c
+++ b/drivers/spi/spi-img-spfi.c
@@ -731,7 +731,7 @@ static int img_spfi_resume(struct device *dev)
int ret;
ret = pm_runtime_get_sync(dev);
- if (ret) {
+ if (ret < 0) {
pm_runtime_put_noidle(dev);
return ret;
}
