[PATCH] ioremap balanced with iounmap for drivers/serial/8250_gsc.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>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/serial/8250_gsc.c b/drivers/serial/8250_gsc.c
index 913c71c..1ebe6b5 100644 (file)
--- a/drivers/serial/8250_gsc.c
+++ b/drivers/serial/8250_gsc.c
@@ -64,6 +64,7 @@ serial_init_chip(struct parisc_device *dev)
        err = serial8250_register_port(&port);
        if (err < 0) {
                printk(KERN_WARNING "serial8250_register_port returned error %d\n", err);
+               iounmap(port.membase);
                return err;
        }