diff options
Diffstat (limited to 'fs')
-rw-r--r-- | fs/gfs2/inode.c | 39 | ||||
-rw-r--r-- | fs/gfs2/inode.h | 2 | ||||
-rw-r--r-- | fs/gfs2/ops_inode.c | 38 |
3 files changed, 38 insertions, 41 deletions
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c index 676e750fc84..2f94bd72369 100644 --- a/fs/gfs2/inode.c +++ b/fs/gfs2/inode.c @@ -1046,45 +1046,6 @@ fail: return ERR_PTR(error); } - -/* - * gfs2_unlink_ok - check to see that a inode is still in a directory - * @dip: the directory - * @name: the name of the file - * @ip: the inode - * - * Assumes that the lock on (at least) @dip is held. - * - * Returns: 0 if the parent/child relationship is correct, errno if it isn't - */ - -int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name, - const struct gfs2_inode *ip) -{ - int error; - - if (IS_IMMUTABLE(&ip->i_inode) || IS_APPEND(&ip->i_inode)) - return -EPERM; - - if ((dip->i_inode.i_mode & S_ISVTX) && - dip->i_inode.i_uid != current_fsuid() && - ip->i_inode.i_uid != current_fsuid() && !capable(CAP_FOWNER)) - return -EPERM; - - if (IS_APPEND(&dip->i_inode)) - return -EPERM; - - error = gfs2_permission(&dip->i_inode, MAY_WRITE | MAY_EXEC); - if (error) - return error; - - error = gfs2_dir_check(&dip->i_inode, name, ip); - if (error) - return error; - - return 0; -} - static int __gfs2_setattr_simple(struct gfs2_inode *ip, struct iattr *attr) { struct buffer_head *dibh; diff --git a/fs/gfs2/inode.h b/fs/gfs2/inode.h index fc9a08f45be..c341aaf67ad 100644 --- a/fs/gfs2/inode.h +++ b/fs/gfs2/inode.h @@ -96,8 +96,6 @@ extern struct inode *gfs2_lookupi(struct inode *dir, const struct qstr *name, extern struct inode *gfs2_createi(struct gfs2_holder *ghs, const struct qstr *name, unsigned int mode, dev_t dev); -extern int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name, - const struct gfs2_inode *ip); extern int gfs2_permission(struct inode *inode, int mask); extern int gfs2_setattr_simple(struct gfs2_inode *ip, struct iattr *attr); extern struct inode *gfs2_lookup_simple(struct inode *dip, const char *name); diff --git a/fs/gfs2/ops_inode.c b/fs/gfs2/ops_inode.c index f607f0908cf..f8bd20baf99 100644 --- a/fs/gfs2/ops_inode.c +++ b/fs/gfs2/ops_inode.c @@ -262,6 +262,44 @@ out_parent: return error; } +/* + * gfs2_unlink_ok - check to see that a inode is still in a directory + * @dip: the directory + * @name: the name of the file + * @ip: the inode + * + * Assumes that the lock on (at least) @dip is held. + * + * Returns: 0 if the parent/child relationship is correct, errno if it isn't + */ + +static int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name, + const struct gfs2_inode *ip) +{ + int error; + + if (IS_IMMUTABLE(&ip->i_inode) || IS_APPEND(&ip->i_inode)) + return -EPERM; + + if ((dip->i_inode.i_mode & S_ISVTX) && + dip->i_inode.i_uid != current_fsuid() && + ip->i_inode.i_uid != current_fsuid() && !capable(CAP_FOWNER)) + return -EPERM; + + if (IS_APPEND(&dip->i_inode)) + return -EPERM; + + error = gfs2_permission(&dip->i_inode, MAY_WRITE | MAY_EXEC); + if (error) + return error; + + error = gfs2_dir_check(&dip->i_inode, name, ip); + if (error) + return error; + + return 0; +} + /** * gfs2_unlink - Unlink a file * @dir: The inode of the directory containing the file to unlink |