linux-kernel - [PATCH] btrfs: Fix backref.c selftest compilation warning

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Date:   Sat, 11 Apr 2020 23:49:15 +0800
From:   Tang Bin <tangbin@...s.chinamobile.com>
To:     clm@...com, josef@...icpanda.com, dsterba@...e.com
Cc:     linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org,
        Tang Bin <tangbin@...s.chinamobile.com>,
        Shengju Zhang <zhangshengju@...s.chinamobile.com>
Subject: [PATCH] btrfs: Fix backref.c selftest compilation warning

Fix missing braces compilation warning in the ARM
compiler environment:
    fs/btrfs/backref.c: In function ‘is_shared_data_backref’:
    fs/btrfs/backref.c:394:9: warning: missing braces around initializer [-Wmissing-braces]
      struct prelim_ref target = {0};
    fs/btrfs/backref.c:394:9: warning: (near initialization for ‘target.rbnode’) [-Wmissing-braces]

Signed-off-by: Tang Bin <tangbin@...s.chinamobile.com>
Signed-off-by: Shengju Zhang <zhangshengju@...s.chinamobile.com>
---
 fs/btrfs/backref.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index 9c380e7..0cc0257 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -391,7 +391,7 @@ static int is_shared_data_backref(struct preftrees *preftrees, u64 bytenr)
 	struct rb_node **p = &preftrees->direct.root.rb_root.rb_node;
 	struct rb_node *parent = NULL;
 	struct prelim_ref *ref = NULL;
-	struct prelim_ref target = {0};
+	struct prelim_ref target = {};
 	int result;
 
 	target.parent = bytenr;
-- 
2.7.4