[PATCH] [POWERPC] unsigned speed cannot be negative
From: roel kluin <hidden>
Date: 2008-10-14 18:36:36
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Linus Torvalds
unsigned speed cannot be negative Signed-off-by: Roel Kluin <redacted> --- 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;