Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1558f9b44e1c6b5eba46f58214851fd24285641f
Commit: 1558f9b44e1c6b5eba46f58214851fd24285641f
Parent: f716a425c15ebadf60286cd4fb60d1d6f46e3cf9
Author: Ishizaki Kou <[EMAIL PROTECTED]>
AuthorDate: Thu May 31 19:30:33 2007 +1000
Committer: Paul Mackerras <[EMAIL PROTECTED]>
CommitDate: Tue Jul 10 21:53:41 2007 +1000
[POWERPC] of_serial: Ignore unknown serial port
Current of_serial driver assumes unknown serial port to be 8250. But
this behavior may cause fatal problems when the serial port is not
8250. This corrects probe routine to ignore unknown serial port.
Signed-off-by: Kou Ishizaki <[EMAIL PROTECTED]>
Acked-by: Arnd Bergmann <[EMAIL PROTECTED]>
Signed-off-by: Paul Mackerras <[EMAIL PROTECTED]>
---
drivers/serial/of_serial.c | 6 ++----
1 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/serial/of_serial.c b/drivers/serial/of_serial.c
index 7ffdaea..d7752af 100644
--- a/drivers/serial/of_serial.c
+++ b/drivers/serial/of_serial.c
@@ -75,15 +75,13 @@ static int __devinit of_platform_serial_probe(struct
of_device *ofdev,
goto out;
switch (port_type) {
- case PORT_UNKNOWN:
- dev_info(&ofdev->dev, "Unknown serial port found, "
- "attempting to use 8250 driver\n");
- /* fallthrough */
case PORT_8250 ... PORT_MAX_8250:
ret = serial8250_register_port(&port);
break;
default:
/* need to add code for these */
+ case PORT_UNKNOWN:
+ dev_info(&ofdev->dev, "Unknown serial port found, ignored\n");
ret = -ENODEV;
break;
}
-
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