Char: sx, remove bogus iomap

readl/writel are not expected to accept iomap return value. Replace
bogus mapping by standard ioremap.

Signed-off-by: Jiri Slaby <[e-mail]>
Cc: <[e-mail]>
Acked-by: Alan Cox <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

drivers/char/sx.c

···
 		del_timer(&board->timer);
 		if (pdev) {
 #ifdef CONFIG_PCI
-			pci_iounmap(pdev, board->base2);
+			iounmap(board->base2);
 			pci_release_region(pdev, IS_CF_BOARD(board) ? 3 : 2);
 #endif
 		} else {
···
 	}
 	board->hw_base = pci_resource_start(pdev, reg);
 	board->base2 =
-	board->base = pci_iomap(pdev, reg, WINDOW_LEN(board));
+	board->base = ioremap_nocache(board->hw_base, WINDOW_LEN(board));
 	if (!board->base) {
 		dev_err(&pdev->dev, "ioremap failed\n");
 		goto err_reg;
···
 
 	return 0;
 err_unmap:
-	pci_iounmap(pdev, board->base2);
+	iounmap(board->base2);
 err_reg:
 	pci_release_region(pdev, reg);
 err_flag: