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Date:      Sun, 29 Dec 2019 20:57:49 +0000 (UTC)
From:      Mark Johnston <markj@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r356184 - head/usr.sbin/powerd
Message-ID:  <201912292057.xBTKvnvM000710@repo.freebsd.org>

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Author: markj
Date: Sun Dec 29 20:57:49 2019
New Revision: 356184
URL: https://svnweb.freebsd.org/changeset/base/356184

Log:
  powerd(8): Fix a memory leak when we fail to read frequency levels.
  
  PR:		242967
  Submitted by:	Hans Christian Woithe <chwoithe@yahoo.com>
  MFC after:	3 days

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

Modified: head/usr.sbin/powerd/powerd.c
==============================================================================
--- head/usr.sbin/powerd/powerd.c	Sun Dec 29 20:01:03 2019	(r356183)
+++ head/usr.sbin/powerd/powerd.c	Sun Dec 29 20:57:49 2019	(r356184)
@@ -196,8 +196,10 @@ read_freqs(int *numfreqs, int **freqs, int **power, in
 		return (-1);
 	if ((freqstr = malloc(len)) == NULL)
 		return (-1);
-	if (sysctl(levels_mib, 4, freqstr, &len, NULL, 0))
+	if (sysctl(levels_mib, 4, freqstr, &len, NULL, 0)) {
+		free(freqstr);
 		return (-1);
+	}
 
 	*numfreqs = 1;
 	for (p = freqstr; *p != '\0'; p++)



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