[PATCH] ppc32: Fix an off-by-one error in ipic_init

There is an off-by-one error in the IPIC code that configures the
external interrupts (Edge or Level Sensitive).

Signed-off-by: Randy Vinson <rvinson@mvista.com>
Signed-off-by: Kumar Gala <kumar.gala@freescale.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/ppc/syslib/ipic.c b/arch/ppc/syslib/ipic.c
index acb2cde..580ed65 100644
--- a/arch/ppc/syslib/ipic.c
+++ b/arch/ppc/syslib/ipic.c
@@ -479,7 +479,7 @@
 	temp = 0;
 	for (i = 0 ; i < senses_count ; i++) {
 		if ((senses[i] & IRQ_SENSE_MASK) == IRQ_SENSE_EDGE) {
-			temp |= 1 << (16 - i);
+			temp |= 1 << (15 - i);
 			if (i != 0)
 				irq_desc[i + irq_offset + MPC83xx_IRQ_EXT1 - 1].status = 0;
 			else