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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2006-01-04 18:09:44 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2006-01-04 18:09:44 +0000
commit1624f003349b49050f42c7d9f5407dfc05efb912 (patch)
tree43fef7650e2bb7832222956b0dc46e6b48e74b8c /drivers/serial/serial_core.c
parent26e92861be9c0da3be30718de693976b3f6a8026 (diff)
[SERIAL] Fix matching of MMIO ports
The function uart_match_port() incorrectly compares the ioremap'd virtual addresses of ports instead of the physical address to find duplicate ports for MMIO based UARTs. This fixes it. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/serial/serial_core.c')
-rw-r--r--drivers/serial/serial_core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c
index c17d680e3f0..34c576dfad8 100644
--- a/drivers/serial/serial_core.c
+++ b/drivers/serial/serial_core.c
@@ -2307,7 +2307,7 @@ int uart_match_port(struct uart_port *port1, struct uart_port *port2)
return (port1->iobase == port2->iobase) &&
(port1->hub6 == port2->hub6);
case UPIO_MEM:
- return (port1->membase == port2->membase);
+ return (port1->mapbase == port2->mapbase);
}
return 0;
}