[PATCH] [POWERPC] unsigned speed cannot be negative
roel kluin
roel.kluin at gmail.com
Wed Oct 15 11:36:31 EST 2008
unsigned speed cannot be negative
Signed-off-by: Roel Kluin <roel.kluin at gmail.com>
---
N.B. It could be possible that a different fix is needed.
diff --git a/arch/powerpc/kernel/udbg_16550.c b/arch/powerpc/kernel/udbg_16550.c
index cb01ebc..7b7da8c 100644
--- a/arch/powerpc/kernel/udbg_16550.c
+++ b/arch/powerpc/kernel/udbg_16550.c
@@ -142,7 +142,7 @@ unsigned int udbg_probe_uart_speed(void __iomem *comport, unsigned int clock)
speed = (clock / prescaler) / (divisor * 16);
/* sanity check */
- if (speed < 0 || speed > (clock / 16))
+ if (speed > (clock / 16))
speed = 9600;
return speed;
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