kill file_permission() completely

convert the last remaining caller to inode_permission()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 2 insertions, 1 deletions

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 2731d115d725..e1c72c0f512b 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -3542,7 +3542,8 @@ static int cgroup_write_event_control(struct cgroup *cgrp, struct cftype *cft,
         }
 
         /* the process need read permission on control file */
-        ret = file_permission(cfile, MAY_READ);
+        /* AV: shouldn't we check that it's been opened for read instead? */
+        ret = inode_permission(cfile->f_path.dentry->d_inode, MAY_READ);
         if (ret < 0)
                 goto fail;