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Date:   Wed, 8 Aug 2018 19:52:57 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <davem@...emloft.net>, <idryomov@...il.com>
CC:     <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>,
        <zyan@...hat.com>, <sage@...hat.com>, <ceph-devel@...r.kernel.org>,
        YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH net-next] crush: fix using plain integer as NULL warning

Fixes the following sparse warning:
net/ceph/crush/mapper.c:517:76: warning: Using plain integer as NULL pointer
net/ceph/crush/mapper.c:728:68: warning: Using plain integer as NULL pointer

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 net/ceph/crush/mapper.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/ceph/crush/mapper.c b/net/ceph/crush/mapper.c
index 417df67..3f323ed 100644
--- a/net/ceph/crush/mapper.c
+++ b/net/ceph/crush/mapper.c
@@ -514,7 +514,7 @@ static int crush_choose_firstn(const struct crush_map *map,
 						in, work->work[-1-in->id],
 						x, r,
 						(choose_args ?
-						 &choose_args[-1-in->id] : 0),
+						 &choose_args[-1-in->id] : NULL),
 						outpos);
 				if (item >= map->max_devices) {
 					dprintk("   bad item %d\n", item);
@@ -725,7 +725,7 @@ static void crush_choose_indep(const struct crush_map *map,
 					in, work->work[-1-in->id],
 					x, r,
 					(choose_args ?
-					 &choose_args[-1-in->id] : 0),
+					 &choose_args[-1-in->id] : NULL),
 					outpos);
 				if (item >= map->max_devices) {
 					dprintk("   bad item %d\n", item);
-- 
2.7.0


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