legacy: convert to new timestamp accessors

Convert to using the new inode timestamp accessor functions.

Signed-off-by: Jeff Layton <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Christian Brauner <[e-mail]>

drivers/usb/gadget/legacy/inode.c

···
 		inode->i_mode = mode;
 		inode->i_uid = make_kuid(&init_user_ns, default_uid);
 		inode->i_gid = make_kgid(&init_user_ns, default_gid);
-		inode->i_atime = inode->i_mtime = inode_set_ctime_current(inode);
+		simple_inode_init_ts(inode);
 		inode->i_private = data;
 		inode->i_fop = fops;
 	}