[PATCH] genirq/irqdesc: Fix a bug in alloc_descs()

[Huacai Chen]

Commit c410abbbacb9b378365b ("genirq/affinity: Add is_managed to struct
irq_affinity_desc") introduce a bug in the for-loop in alloc_descs() by
accident. So fix it.

Fixes: c410abbbacb9b378365b ("genirq/affinity: Add is_managed to struct 
irq_affinity_desc")
Cc: Dou Liyang <douliya...@gmail.com>
Signed-off-by: Huacai Chen <che...@lemote.com>
---
 kernel/irq/irqdesc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index ee062b7..ef8ad36 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -457,7 +457,7 @@ static int alloc_descs(unsigned int start, unsigned int 
cnt, int node,
 
        /* Validate affinity mask(s) */
        if (affinity) {
-               for (i = 0; i < cnt; i++, i++) {
+               for (i = 0; i < cnt; i++) {
                        if (cpumask_empty(&affinity[i].mask))
                                return -EINVAL;
                }
-- 
2.7.0