pps: fix incorrect verdict check

Fix incorrect verdict check and returns error if device_create failed,
otherwise driver triggers kernel oops.

Signed-off-by: Joonwoo Park<joonwpark81@gmail.com>
Cc: Rodolfo Giometti <giometti@enneenne.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/pps/pps.c b/drivers/pps/pps.c
index ac8cc8cea1e3..fea17e7805e9 100644
--- a/drivers/pps/pps.c
+++ b/drivers/pps/pps.c
@@ -244,7 +244,7 @@ int pps_register_cdev(struct pps_device *pps)
         }
         pps->dev = device_create(pps_class, pps->info.dev, pps->devno, NULL,
                                                         "pps%d", pps->id);
-        if (err)
+        if (IS_ERR(pps->dev))
                 goto del_cdev;
         dev_set_drvdata(pps->dev, pps);