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Date:      Wed, 9 Jun 2010 10:14:43 +0000 (UTC)
From:      Andriy Gapon <avg@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-7@freebsd.org
Subject:   svn commit: r208942 - stable/7/sys/fs/udf
Message-ID:  <201006091014.o59AEhuV091416@svn.freebsd.org>

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Author: avg
Date: Wed Jun  9 10:14:43 2010
New Revision: 208942
URL: http://svn.freebsd.org/changeset/base/208942

Log:
  MFC r208671: udf_readlink: fix malloc call with uninitialized size
  parameter
  
  Found by:	clang static analyzer

Modified:
  stable/7/sys/fs/udf/udf_vnops.c
Directory Properties:
  stable/7/sys/   (props changed)
  stable/7/sys/cddl/contrib/opensolaris/   (props changed)
  stable/7/sys/contrib/dev/acpica/   (props changed)
  stable/7/sys/contrib/pf/   (props changed)

Modified: stable/7/sys/fs/udf/udf_vnops.c
==============================================================================
--- stable/7/sys/fs/udf/udf_vnops.c	Wed Jun  9 10:13:59 2010	(r208941)
+++ stable/7/sys/fs/udf/udf_vnops.c	Wed Jun  9 10:14:43 2010	(r208942)
@@ -903,9 +903,9 @@ udf_readlink(struct vop_readlink_args *a
 	vp = ap->a_vp;
 	node = VTON(vp);
 	len = le64toh(node->fentry->inf_len);
+	iov[0].iov_len = len;
 	buf = malloc(iov[0].iov_len, M_DEVBUF, M_WAITOK);
 	iov[0].iov_base = buf;
-	iov[0].iov_len = len;
 	uio.uio_iov = iov;
 	uio.uio_iovcnt = 1;
 	uio.uio_offset = 0;



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