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From: Marcel Moolenaar <marcel@FreeBSD.org>
Date: Wed, 21 May 2014 17:36:12 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r266510 - head/usr.bin/mkimg
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Author: marcel
Date: Wed May 21 17:36:12 2014
New Revision: 266510
URL: http://svnweb.freebsd.org/changeset/base/266510

Log:
  Fix CID 1215128: Free the allocated buf when image_set_size()
  returns and error and we return from bsd_write().

Modified:
  head/usr.bin/mkimg/bsd.c

Modified: head/usr.bin/mkimg/bsd.c
==============================================================================
--- head/usr.bin/mkimg/bsd.c	Wed May 21 17:34:50 2014	(r266509)
+++ head/usr.bin/mkimg/bsd.c	Wed May 21 17:36:12 2014	(r266510)
@@ -82,8 +82,10 @@ bsd_write(lba_t imgsz, void *bootcode)
 
 	imgsz = ncyls * nheads * nsecs;
 	error = image_set_size(imgsz);
-	if (error)
+	if (error) {
+		free(buf);
 		return (error);
+	}
 
 	d = (void *)(buf + secsz);
 	le32enc(&d->d_magic, DISKMAGIC);