Author: pfg
Date: Sun Jan 18 21:18:28 2015
New Revision: 277349
URL: https://svnweb.freebsd.org/changeset/base/277349
Log:
ext2: fix for uninitialized pointer read.
path.ep_bp was being used uninitialized in ext4_ext_find_extent().
CID: 1062344
MFC after: 1 week
Modified:
head/sys/fs/ext2fs/ext2_bmap.c
Modified: head/sys/fs/ext2fs/ext2_bmap.c
==============================================================================
--- head/sys/fs/ext2fs/ext2_bmap.c Sun Jan 18 21:16:22 2015
(r277348)
+++ head/sys/fs/ext2fs/ext2_bmap.c Sun Jan 18 21:18:28 2015
(r277349)
@@ -94,7 +94,7 @@ ext4_bmapext(struct vnode *vp, int32_t b
struct inode *ip;
struct m_ext2fs *fs;
struct ext4_extent *ep;
- struct ext4_extent_path path;
+ struct ext4_extent_path path = { .ep_bp = NULL };
daddr_t lbn;
ip = VTOI(vp);
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