GFS2: Move gfs2_unlink_ok into ops_inode.c
Another function which is only called from one ops_inode.c so we move it and make it static. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
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536baf02f6
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@ -1046,45 +1046,6 @@ fail:
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return ERR_PTR(error);
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}
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/*
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* gfs2_unlink_ok - check to see that a inode is still in a directory
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* @dip: the directory
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* @name: the name of the file
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* @ip: the inode
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*
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* Assumes that the lock on (at least) @dip is held.
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*
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* Returns: 0 if the parent/child relationship is correct, errno if it isn't
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*/
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int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name,
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const struct gfs2_inode *ip)
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{
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int error;
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if (IS_IMMUTABLE(&ip->i_inode) || IS_APPEND(&ip->i_inode))
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return -EPERM;
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if ((dip->i_inode.i_mode & S_ISVTX) &&
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dip->i_inode.i_uid != current_fsuid() &&
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ip->i_inode.i_uid != current_fsuid() && !capable(CAP_FOWNER))
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return -EPERM;
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if (IS_APPEND(&dip->i_inode))
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return -EPERM;
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error = gfs2_permission(&dip->i_inode, MAY_WRITE | MAY_EXEC);
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if (error)
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return error;
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error = gfs2_dir_check(&dip->i_inode, name, ip);
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if (error)
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return error;
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return 0;
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}
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static int __gfs2_setattr_simple(struct gfs2_inode *ip, struct iattr *attr)
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{
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struct buffer_head *dibh;
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@ -96,8 +96,6 @@ extern struct inode *gfs2_lookupi(struct inode *dir, const struct qstr *name,
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extern struct inode *gfs2_createi(struct gfs2_holder *ghs,
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const struct qstr *name,
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unsigned int mode, dev_t dev);
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extern int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name,
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const struct gfs2_inode *ip);
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extern int gfs2_permission(struct inode *inode, int mask);
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extern int gfs2_setattr_simple(struct gfs2_inode *ip, struct iattr *attr);
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extern struct inode *gfs2_lookup_simple(struct inode *dip, const char *name);
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@ -262,6 +262,44 @@ out_parent:
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return error;
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}
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/*
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* gfs2_unlink_ok - check to see that a inode is still in a directory
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* @dip: the directory
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* @name: the name of the file
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* @ip: the inode
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*
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* Assumes that the lock on (at least) @dip is held.
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*
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* Returns: 0 if the parent/child relationship is correct, errno if it isn't
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*/
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static int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name,
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const struct gfs2_inode *ip)
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{
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int error;
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if (IS_IMMUTABLE(&ip->i_inode) || IS_APPEND(&ip->i_inode))
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return -EPERM;
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if ((dip->i_inode.i_mode & S_ISVTX) &&
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dip->i_inode.i_uid != current_fsuid() &&
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ip->i_inode.i_uid != current_fsuid() && !capable(CAP_FOWNER))
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return -EPERM;
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if (IS_APPEND(&dip->i_inode))
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return -EPERM;
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error = gfs2_permission(&dip->i_inode, MAY_WRITE | MAY_EXEC);
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if (error)
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return error;
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error = gfs2_dir_check(&dip->i_inode, name, ip);
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if (error)
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return error;
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return 0;
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}
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/**
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* gfs2_unlink - Unlink a file
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* @dir: The inode of the directory containing the file to unlink
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