[Git][NTPsec/ntpsec][master] Prevent use-after-free crash.

[Eric S. Raymond]

Eric S. Raymond pushed to branch master at NTPsec / ntpsec


Commits:
c24dbfc6 by Eric S. Raymond at 2017-11-21T21:40:16-05:00
Prevent use-after-free crash.

- - - - -


1 changed file:

- ntpd/refclock_pps.c


Changes:

=====================================
ntpd/refclock_pps.c
=====================================
--- a/ntpd/refclock_pps.c
+++ b/ntpd/refclock_pps.c
@@ -168,9 +168,9 @@ pps_shutdown(
 	struct ppsunit *up;
 
 	up = pp->unitptr;
-	free(up);
 	if (up->fddev > 0)
 		close(up->fddev);
+	free(up);
 }
 
 /*



View it on GitLab: https://gitlab.com/NTPsec/ntpsec/commit/c24dbfc6e1c0153c891f4ae3fb96c683e7e7de16

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View it on GitLab: https://gitlab.com/NTPsec/ntpsec/commit/c24dbfc6e1c0153c891f4ae3fb96c683e7e7de16
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