We should return PTR_ERR if the call to the
device_create function fails.
Without this patch we instead return the value
from a successful call to cdev_add if the call
to device_create fails.
Signed-off-by: Emil Goode <emilgoode@xxxxxxxxx>
---
drivers/pps/pps.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/pps/pps.c b/drivers/pps/pps.c
index 98fbe62..e771487 100644
--- a/drivers/pps/pps.c
+++ b/drivers/pps/pps.c
@@ -327,8 +327,10 @@ int pps_register_cdev(struct pps_device *pps)
}
pps->dev = device_create(pps_class, pps->info.dev, devt, pps,
"pps%d", pps->id);
- if (IS_ERR(pps->dev))
+ if (IS_ERR(pps->dev)) {
+ err = PTR_ERR(pps->dev);
goto del_cdev;
+ }
pps->dev->release = pps_device_destruct;
--
1.7.10
--
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