[rtems commit] score: Fix pps_fetch()

[Sebastian Huber]

Module:    rtems
Branch:    master
Commit:    044e8b6b979cc8186b435ea60411789fe5cb7e87
Changeset: http://git.rtems.org/rtems/commit/?id=044e8b6b979cc8186b435ea60411789fe5cb7e87

Author:    Sebastian Huber <sebastian.huber at embedded-brains.de>
Date:      Mon May 23 09:19:27 2022 +0200

score: Fix pps_fetch()

Return early only if there was a timeout, otherwise return the PPS info.

Update #2349.

---

 cpukit/score/src/kern_tc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/cpukit/score/src/kern_tc.c b/cpukit/score/src/kern_tc.c
index 89ece1fbde..92739d8edd 100644
--- a/cpukit/score/src/kern_tc.c
+++ b/cpukit/score/src/kern_tc.c
@@ -1980,7 +1980,8 @@ pps_fetch(struct pps_fetch_args *fapi, struct pps_state *pps)
 #else /* __rtems__ */
 			_Assert(pps->wait != NULL);
 			err = (*pps->wait)(pps, fapi->timeout);
-			return (err);
+			if (err != 0)
+				return (err);
 #endif /* __rtems__ */
 		}
 	}