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authorDavid S. Miller <davem@sunset.davemloft.net>2006-12-29 06:01:32 +0100
committerDavid S. Miller <davem@sunset.davemloft.net>2006-12-31 23:06:05 +0100
commite3a411a3dfc1d633504aa63efab32b7e00318454 (patch)
tree2ba6117448edd7056c8fa48cc6a696ae73a6c21a /drivers/serial/sunsab.c
parent[SPARC64]: Fix "mem=xxx" handling. (diff)
downloadlinux-e3a411a3dfc1d633504aa63efab32b7e00318454.tar.xz
linux-e3a411a3dfc1d633504aa63efab32b7e00318454.zip
[SPARC64]: Fix of_iounmap() region release.
We need to pass in the resource otherwise we cannot release the region properly. We must know whether it is an I/O or MEM resource. Spotted by Eric Brower. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/serial/sunsab.c')
-rw-r--r--drivers/serial/sunsab.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/serial/sunsab.c b/drivers/serial/sunsab.c
index 493d5bbb661b..145d6236954b 100644
--- a/drivers/serial/sunsab.c
+++ b/drivers/serial/sunsab.c
@@ -1037,7 +1037,8 @@ static int __devinit sunsab_init_one(struct uart_sunsab_port *up,
err = request_irq(up->port.irq, sunsab_interrupt,
IRQF_SHARED, "sab", up);
if (err) {
- of_iounmap(up->port.membase,
+ of_iounmap(&op->resource[0],
+ up->port.membase,
sizeof(union sab82532_async_regs));
return err;
}
@@ -1064,7 +1065,8 @@ static int __devinit sab_probe(struct of_device *op, const struct of_device_id *
sizeof(union sab82532_async_regs),
(inst * 2) + 1);
if (err) {
- of_iounmap(up[0].port.membase,
+ of_iounmap(&op->resource[0],
+ up[0].port.membase,
sizeof(union sab82532_async_regs));
free_irq(up[0].port.irq, &up[0]);
return err;
@@ -1082,10 +1084,13 @@ static int __devinit sab_probe(struct of_device *op, const struct of_device_id *
static void __devexit sab_remove_one(struct uart_sunsab_port *up)
{
+ struct of_device *op = to_of_device(up->port.dev);
+
uart_remove_one_port(&sunsab_reg, &up->port);
if (!(up->port.line & 1))
free_irq(up->port.irq, up);
- of_iounmap(up->port.membase,
+ of_iounmap(&op->resource[0],
+ up->port.membase,
sizeof(union sab82532_async_regs));
}