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procstat: fix a crash with -k -a options

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The traditional / legacy usage should still be supported.
This fixes a regression in r324619 that introduced a nicer, verb based
interface.

Reviewed by:	brooks
X-MFC with:	r324619
This commit is contained in:
Andriy Gapon 2017-11-16 22:14:49 +00:00
parent a3c15a4445
commit 6effb21323
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=325906
1 changed files with 1 additions and 1 deletions
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2
usr.bin/procstat/procstat.c
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@ -296,7 +296,7 @@ main(int argc, char *argv[])
cmd = getcmd("tsignals");
break;
case 'k':
if (cmd->cmd == procstat_kstack) {
if (cmd != NULL && cmd->cmd == procstat_kstack) {
if ((procstat_opts & PS_OPT_VERBOSE) != 0)
usage();
procstat_opts |= PS_OPT_VERBOSE;