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Subject[PATCH, v5] freevxfs: ensure fast symlinks are NUL-terminated
Date
Ensure fast symlink targets are NUL-terminated, even if corrupted
on-disk.

Cc: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Duane Griffin <duaneg@dghda.com>
---
Unchanged from v4.

fs/freevxfs/vxfs_inode.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/fs/freevxfs/vxfs_inode.c b/fs/freevxfs/vxfs_inode.c
index 9f3f2ce..03a6ea5 100644
--- a/fs/freevxfs/vxfs_inode.c
+++ b/fs/freevxfs/vxfs_inode.c
@@ -325,8 +325,10 @@ vxfs_iget(struct super_block *sbp, ino_t ino)
if (!VXFS_ISIMMED(vip)) {
ip->i_op = &page_symlink_inode_operations;
ip->i_mapping->a_ops = &vxfs_aops;
- } else
+ } else {
ip->i_op = &vxfs_immed_symlink_iops;
+ vip->vii_immed.vi_immed[ip->i_size] = '\0';
+ }
} else
init_special_inode(ip, ip->i_mode, old_decode_dev(vip->vii_rdev));

--
1.6.0.4


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