[PATCH] ioremap balanced with iounmap for drivers/serial/sunsu.c
ioremap must be balanced by an iounmap and failing to do so can result in a memory leak. Signed-off-by: Amol Lad <amol@verismonetworks.com> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Cc: David S. Miller <davem@sunset.davemloft.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -1499,6 +1499,9 @@ static int __devexit su_remove(struct of_device *dev)
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uart_remove_one_port(&sunsu_reg, &up->port);
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uart_remove_one_port(&sunsu_reg, &up->port);
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}
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}
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if (up->port.membase)
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of_iounmap(up->port.membase, up->reg_size);
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dev_set_drvdata(&dev->dev, NULL);
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dev_set_drvdata(&dev->dev, NULL);
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return 0;
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return 0;
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