drivers/usb/host: remove leftover release_mem_region

When converting this driver to devm_ioremap_resource, the removal of this now
unneeded function has been forgotten.
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/host/ohci-nxp.c

@@ -351,7 +351,6 @@ static int usb_hcd_nxp_remove(struct platform_device *pdev)
 
 	usb_remove_hcd(hcd);
 	nxp_stop_hc();
-	release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
 	usb_put_hcd(hcd);
 	clk_disable(usb_pll_clk);
 	clk_put(usb_pll_clk);