[POWERPC] PS3: Fix unlikely typo in ps3_get_irq

Fix a typo bug 'unlikely(x) == y' and add an unlikely() call to
an unlikely code path in the PS3 interrupt routine ps3_get_irq().

Signed-off-by: Roel Kluin <12o3l@tiscali.nl>
Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

diff --git a/arch/powerpc/platforms/ps3/interrupt.c b/arch/powerpc/platforms/ps3/interrupt.c
index 3a6db04..a14e5cd 100644 (file)
--- a/arch/powerpc/platforms/ps3/interrupt.c
+++ b/arch/powerpc/platforms/ps3/interrupt.c
@@ -709,7 +709,7 @@ static unsigned int ps3_get_irq(void)
        asm volatile("cntlzd %0,%1" : "=r" (plug) : "r" (x));
        plug &= 0x3f;
 
-       if (unlikely(plug) == NO_IRQ) {
+       if (unlikely(plug == NO_IRQ)) {
                pr_debug("%s:%d: no plug found: thread_id %lu\n", __func__,
                        __LINE__, pd->thread_id);
                dump_bmp(&per_cpu(ps3_private, 0));