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| author | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-08-27 21:59:59 -0500 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-08-27 21:59:59 -0500 |
| commit | 8ce7a9c159c8c4eb480f0a65c6af753dbf9a1a70 (patch) | |
| tree | be59573c0af3617d0cd8a7d61f0ed119e58b1156 /fs/ext3/namei.c | |
| parent | d2afb3ae04e36dbc6e9eb2d8bd54406ff7b6b3bd (diff) | |
| parent | 01da5fd83d6b2c5e36b77539f6cbdd8f49849225 (diff) | |
| download | op-kernel-dev-8ce7a9c159c8c4eb480f0a65c6af753dbf9a1a70.zip op-kernel-dev-8ce7a9c159c8c4eb480f0a65c6af753dbf9a1a70.tar.gz | |
Merge ../linux-2.6
Diffstat (limited to 'fs/ext3/namei.c')
| -rw-r--r-- | fs/ext3/namei.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c index d9176db..2aa7101 100644 --- a/fs/ext3/namei.c +++ b/fs/ext3/namei.c @@ -1000,7 +1000,12 @@ static struct dentry *ext3_lookup(struct inode * dir, struct dentry *dentry, str if (bh) { unsigned long ino = le32_to_cpu(de->inode); brelse (bh); - inode = iget(dir->i_sb, ino); + if (!ext3_valid_inum(dir->i_sb, ino)) { + ext3_error(dir->i_sb, "ext3_lookup", + "bad inode number: %lu", ino); + inode = NULL; + } else + inode = iget(dir->i_sb, ino); if (!inode) return ERR_PTR(-EACCES); @@ -1028,7 +1033,13 @@ struct dentry *ext3_get_parent(struct dentry *child) return ERR_PTR(-ENOENT); ino = le32_to_cpu(de->inode); brelse(bh); - inode = iget(child->d_inode->i_sb, ino); + + if (!ext3_valid_inum(child->d_inode->i_sb, ino)) { + ext3_error(child->d_inode->i_sb, "ext3_get_parent", + "bad inode number: %lu", ino); + inode = NULL; + } else + inode = iget(child->d_inode->i_sb, ino); if (!inode) return ERR_PTR(-EACCES); |
