proc: set attributes of pde using accessor functions

Use existing accessors proc_set_user() and proc_set_size() to set
attributes.  Just a cleanup.

Signed-off-by: Rui Xiang <rui.xiang@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index cca93b6..b7f268e 100644
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -49,8 +49,7 @@
 	setattr_copy(inode, iattr);
 	mark_inode_dirty(inode);
 
-	de->uid = inode->i_uid;
-	de->gid = inode->i_gid;
+	proc_set_user(de, inode->i_uid, inode->i_gid);
 	de->mode = inode->i_mode;
 	return 0;
 }