Date: Thu, 1 Jun 2017 16:44:39 +0000 (UTC) From: "Stephen J. Kiernan" <stevek@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r319443 - head/lib/libutil Message-ID: <201706011644.v51GidaT029411@repo.freebsd.org>
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Author: stevek Date: Thu Jun 1 16:44:39 2017 New Revision: 319443 URL: https://svnweb.freebsd.org/changeset/base/319443 Log: When sysctlbyname fails, free buf before returning. Submitted by: Thomas Rix <trix@juniper.net> Reviewed by: jhb Approved by: sjg (mentor) MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D9867 Modified: head/lib/libutil/kinfo_getvmobject.c Modified: head/lib/libutil/kinfo_getvmobject.c ============================================================================== --- head/lib/libutil/kinfo_getvmobject.c Thu Jun 1 16:03:01 2017 (r319442) +++ head/lib/libutil/kinfo_getvmobject.c Thu Jun 1 16:44:39 2017 (r319443) @@ -46,8 +46,10 @@ kinfo_getvmobject(int *cntp) buf = NULL; for (i = 0; i < 3; i++) { - if (sysctlbyname("vm.objects", NULL, &len, NULL, 0) < 0) + if (sysctlbyname("vm.objects", NULL, &len, NULL, 0) < 0) { + free(buf); return (NULL); + } buf = reallocf(buf, len); if (buf == NULL) return (NULL);
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