vfs: export __inode_permission() to modules

We need to be able to check inode permissions (but not filesystem implied
permissions) for stackable filesystems.  Expose this interface for overlayfs.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>

2 files changed, 1 insertions, 1 deletions

diff --git a/fs/internal.h b/fs/internal.h
index 0f0626a6997c..757ba2abf21e 100644
--- a/fs/internal.h
+++ b/fs/internal.h
@@ -47,7 +47,6 @@ extern void __init chrdev_init(void);
 /*
  * namei.c
  */
-extern int __inode_permission(struct inode *, int);
 extern int user_path_mountpoint_at(int, const char __user *, unsigned int, struct path *);
 extern int vfs_path_lookup(struct dentry *, struct vfsmount *,
                            const char *, unsigned int, struct path *);
diff --git a/fs/namei.c b/fs/namei.c
index 75306b3c9526..d944f6db9b07 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -416,6 +416,7 @@ int __inode_permission(struct inode *inode, int mask)
 
         return security_inode_permission(inode, mask);
 }
+EXPORT_SYMBOL(__inode_permission);
 
 /**
  * sb_permission - Check superblock-level permissions