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ext2: make sure that partially set up inodes won't be returned by ext2_iget()

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2018-05-16 18:29:56 -04:00
parent 5c1a68a358
commit 2e5afe54e0
2 changed files with 4 additions and 8 deletions
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3
fs/ext2/ialloc.c
View File

@ -611,8 +611,7 @@ struct inode *ext2_new_inode(struct inode *dir, umode_t mode,
dquot_drop(inode);
inode->i_flags |= S_NOQUOTA;
clear_nlink(inode);
unlock_new_inode(inode);
iput(inode);
discard_new_inode(inode);
return ERR_PTR(err);
fail:

9
fs/ext2/namei.c
View File

@ -45,8 +45,7 @@ static inline int ext2_add_nondir(struct dentry *dentry, struct inode *inode)
return 0;
}
inode_dec_link_count(inode);
unlock_new_inode(inode);
iput(inode);
discard_new_inode(inode);
return err;
}
@ -192,8 +191,7 @@ static int ext2_symlink (struct inode * dir, struct dentry * dentry,
out_fail:
inode_dec_link_count(inode);
unlock_new_inode(inode);
iput (inode);
discard_new_inode(inode);
goto out;
}
@ -261,8 +259,7 @@ static int ext2_mkdir(struct inode * dir, struct dentry * dentry, umode_t mode)
out_fail:
inode_dec_link_count(inode);
inode_dec_link_count(inode);
unlock_new_inode(inode);
iput(inode);
discard_new_inode(inode);
out_dir:
inode_dec_link_count(dir);
goto out;