linux-kernel - [PATCH] net/socket: Remove unnecessary ‘0’ values from used

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Message-Id: <20230902182228.3124-1-zeming@nfschina.com>
Date:   Sun,  3 Sep 2023 02:22:28 +0800
From:   Li zeming <zeming@...china.com>
To:     davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Li zeming <zeming@...china.com>
Subject: [PATCH] net/socket: Remove unnecessary ‘0’ values from used

used is assigned first, so it does not need to initialize the
assignment.

Signed-off-by: Li zeming <zeming@...china.com>
---
 net/socket.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/socket.c b/net/socket.c
index 2b0e54b2405c..743e54eba06f 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -569,12 +569,12 @@ static ssize_t sockfs_listxattr(struct dentry *dentry, char *buffer,
 				size_t size)
 {
 	ssize_t len;
-	ssize_t used = 0;
+	ssize_t used;
 
 	len = security_inode_listsecurity(d_inode(dentry), buffer, size);
 	if (len < 0)
 		return len;
-	used += len;
+	used = len;
 	if (buffer) {
 		if (size < used)
 			return -ERANGE;
-- 
2.18.2