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freevxfs: ensure fast symlinks are NUL-terminated 

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>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
hifive-unleashed-5.1
Duane Griffin 2008-12-19 20:47:17 +00:00 committed by Al Viro
parent 21acaf8e8d
commit a63d0ff31a
1 changed files with 3 additions and 1 deletions
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4
fs/freevxfs/vxfs_inode.c
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@ -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));