linux-kernel - [PATCH] SUNRPC: Increase size of servername string

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Date:   Thu, 24 Mar 2022 14:32:46 +0800
From:   Haowen Bai <baihaowen@...zu.com>
To:     <trond.myklebust@...merspace.com>, <anna@...nel.org>,
        <chuck.lever@...cle.com>, <davem@...emloft.net>, <kuba@...nel.org>,
        <pabeni@...hat.com>
CC:     <linux-nfs@...r.kernel.org>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Haowen Bai <baihaowen@...zu.com>
Subject: [PATCH] SUNRPC: Increase size of servername string

This patch will fix the warning from smatch:

net/sunrpc/clnt.c:562 rpc_create() error: snprintf() chops off
the last chars of 'sun->sun_path': 108 vs 48

Signed-off-by: Haowen Bai <baihaowen@...zu.com>
---
 net/sunrpc/clnt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index c83fe61..6e0209e 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -526,7 +526,7 @@ struct rpc_clnt *rpc_create(struct rpc_create_args *args)
 		.servername = args->servername,
 		.bc_xprt = args->bc_xprt,
 	};
-	char servername[48];
+	char servername[108];
 	struct rpc_clnt *clnt;
 	int i;
 
-- 
2.7.4