powerpc/mpic: Fix ambiguous else statement

This fixes the following warning, introduced by commit
475ca391b490a683d66bf19999a8a7a24913f139 (mpic: Deal with bogus NIRQ
in Feature Reporting Register):

  CC      arch/powerpc/sysdev/mpic.o
arch/powerpc/sysdev/mpic.c: In function 'mpic_alloc':
arch/powerpc/sysdev/mpic.c:1146: warning: suggest explicit braces to avoid ambiguous 'else'

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Acked-by: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index f99f81abbd5c..a281341e4129 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -1143,13 +1143,14 @@ struct mpic * __init mpic_alloc(struct device_node *node,
         greg_feature = mpic_read(mpic->gregs, MPIC_INFO(GREG_FEATURE_0));
         mpic->num_cpus = ((greg_feature & MPIC_GREG_FEATURE_LAST_CPU_MASK)
                           >> MPIC_GREG_FEATURE_LAST_CPU_SHIFT) + 1;
-        if (isu_size == 0)
+        if (isu_size == 0) {
                 if (flags & MPIC_BROKEN_FRR_NIRQS)
                         mpic->num_sources = mpic->irq_count;
                 else
                         mpic->num_sources =
                                 ((greg_feature & MPIC_GREG_FEATURE_LAST_SRC_MASK)
                                  >> MPIC_GREG_FEATURE_LAST_SRC_SHIFT) + 1;
+        }
 
         /* Map the per-CPU registers */
         for (i = 0; i < mpic->num_cpus; i++) {