diff options
Diffstat (limited to '')
| -rw-r--r-- | fs/namei.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/fs/namei.c b/fs/namei.c index 24896e833565..5362af9b7372 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -1121,11 +1121,13 @@ int vfs_path_lookup(struct dentry *dentry, struct vfsmount *mnt, static struct dentry *__lookup_hash(struct qstr *name, struct dentry *base, struct nameidata *nd) { + struct inode *inode = base->d_inode; struct dentry *dentry; - struct inode *inode; int err; - inode = base->d_inode; + err = exec_permission(inode); + if (err) + return ERR_PTR(err); /* * See if the low-level filesystem might want @@ -1161,11 +1163,6 @@ out: */ static struct dentry *lookup_hash(struct nameidata *nd) { - int err; - - err = exec_permission(nd->path.dentry->d_inode); - if (err) - return ERR_PTR(err); return __lookup_hash(&nd->last, nd->path.dentry, nd); } @@ -1213,9 +1210,6 @@ struct dentry *lookup_one_len(const char *name, struct dentry *base, int len) if (err) return ERR_PTR(err); - err = exec_permission(base->d_inode); - if (err) - return ERR_PTR(err); return __lookup_hash(&this, base, NULL); } @@ -1580,6 +1574,7 @@ static struct file *finish_open(struct nameidata *nd, */ if (will_truncate) mnt_drop_write(nd->path.mnt); + path_put(&nd->path); return filp; exit: @@ -1681,6 +1676,7 @@ static struct file *do_last(struct nameidata *nd, struct path *path, } filp = nameidata_to_filp(nd); mnt_drop_write(nd->path.mnt); + path_put(&nd->path); if (!IS_ERR(filp)) { error = ima_file_check(filp, acc_mode); if (error) { @@ -2291,7 +2287,7 @@ static long do_unlinkat(int dfd, const char __user *pathname) goto slashes; inode = dentry->d_inode; if (inode) - atomic_inc(&inode->i_count); + ihold(inode); error = mnt_want_write(nd.path.mnt); if (error) goto exit2; |