[PATCH 2/3] vfs: catch invalid modes in may_open

[Mateusz Guzik <mjguzik@xxxxxxxxx>]

Signed-off-by: Mateusz Guzik <mjguzik@xxxxxxxxx>
---
 fs/namei.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/namei.c b/fs/namei.c
index 3ab9440c5b93..c2822fd94a8a 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -3415,6 +3415,8 @@ static int may_open(struct mnt_idmap *idmap, const struct path *path,
 		if ((acc_mode & MAY_EXEC) && path_noexec(path))
 			return -EACCES;
 		break;
+	default:
+		VFS_BUG_ON_INODE(0, inode);
 	}
 
 	error = inode_permission(idmap, inode, MAY_OPEN | acc_mode);
-- 
2.43.0