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

[Li zeming]

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

Signed-off-by: Li zeming <zeming@xxxxxxxxxxxx>
---
 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