[PATCH] powerpc: Loosen udbg_probe_uart_speed sanity checking
The checking of the baudrate in udbg_probe_uart_speed was
too tight and would cause reporting back of the default
baud rate in cases where the computed speed was valid.
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/powerpc/kernel/udbg_16550.c b/arch/powerpc/kernel/udbg_16550.c
index e58c048..7541bf4 100644
--- a/arch/powerpc/kernel/udbg_16550.c
+++ b/arch/powerpc/kernel/udbg_16550.c
@@ -137,7 +137,7 @@
speed = (clock / prescaler) / (divisor * 16);
/* sanity check */
- if (speed < 9600 || speed > 115200)
+ if (speed < 0 || speed > (clock / 16))
speed = 9600;
return speed;