[POWERPC] Fix harmless typo

Fix a typo. Noticed by the unlikely profiler.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c
index ba0694071728..f88a2a675d90 100644
--- a/arch/powerpc/kernel/iommu.c
+++ b/arch/powerpc/kernel/iommu.c
@@ -75,7 +75,7 @@ static unsigned long iommu_range_alloc(struct iommu_table *tbl,
         /* This allocator was derived from x86_64's bit string search */
 
         /* Sanity check */
-        if (unlikely(npages) == 0) {
+        if (unlikely(npages == 0)) {
                 if (printk_ratelimit())
                         WARN_ON(1);
                 return DMA_ERROR_CODE;