svn commit: r328088 - head/usr.sbin/pmcstat

[Fabien Thomas]

Author: fabient
Date: Wed Jan 17 16:55:35 2018
New Revision: 328088
URL: https://svnweb.freebsd.org/changeset/base/328088

Log:
  Only call flush in pipe mode.
  It fixes a crash with a socket in top mode.
  
  Ex:
  # pmcstat -R 127.0.0.1:8080 -T -w1
  then
  # pmcstat -n1 -Sclock.prof -Slock.failed -O 127.0.0.1:8080
  
  MFC after:	1 week
  Sponsored by:	Stormshield

Modified:
  head/usr.sbin/pmcstat/pmcstat.c

Modified: head/usr.sbin/pmcstat/pmcstat.c
==============================================================================
--- head/usr.sbin/pmcstat/pmcstat.c	Wed Jan 17 16:41:22 2018	(r328087)
+++ head/usr.sbin/pmcstat/pmcstat.c	Wed Jan 17 16:55:35 2018	(r328088)
@@ -1350,6 +1350,7 @@ main(int argc, char **argv)
 			}
 			/* print out counting PMCs */
 			if ((args.pa_flags & FLAG_DO_TOP) &&
+			    (args.pa_flags & FLAG_HAS_PIPE) &&
 			     pmc_flush_logfile() == 0)
 				do_read = 1;
 			do_print = 1;