Thread (4 messages) 4 messages, 3 authors, 2021-07-08

[PATCH] ptp: fix PTP PPS source's lookup cookie set

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STALE1916d

From: Dario Binacchi <hidden>
Date: 2021-07-08 05:09:05
Also in: lkml
Subsystem: networking drivers, ptp hardware clock support, the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Richard Cochran, Linus Torvalds

The setting took place before the PTP PPS source was registered, so
ptp->pps_source was NULL.

Fixes: 8602e40fc813 ("ptp: Set lookup cookie when creating a PTP PPS source.")
Signed-off-by: Dario Binacchi <redacted>
---

 drivers/ptp/ptp_clock.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/ptp/ptp_clock.c b/drivers/ptp/ptp_clock.c
index a23a37a4d5dc..457129c07221 100644
--- a/drivers/ptp/ptp_clock.c
+++ b/drivers/ptp/ptp_clock.c
@@ -218,7 +218,6 @@ struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info,
 			pr_err("failed to create ptp aux_worker %d\n", err);
 			goto kworker_err;
 		}
-		ptp->pps_source->lookup_cookie = ptp;
 	}
 
 	err = ptp_populate_pin_groups(ptp);
@@ -238,6 +237,8 @@ struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info,
 			pr_err("failed to register pps source\n");
 			goto no_pps;
 		}
+
+		ptp->pps_source->lookup_cookie = ptp;
 	}
 
 	/* Initialize a new device of our class in our clock structure. */
-- 
2.17.1
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