linux-kernel - [PATCH 3/5] net/9p: Add a jump target in p9_client

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Message-ID: <5b39be44-cbec-9838-77c6-00b99f5fe0a2@users.sourceforge.net>
Date:   Tue, 15 Aug 2017 14:01:11 +0200
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     v9fs-developer@...ts.sourceforge.net, netdev@...r.kernel.org,
        "David S. Miller" <davem@...emloft.net>,
        Eric Van Hensbergen <ericvh@...il.com>,
        Latchesar Ionkov <lucho@...kov.net>,
        Ron Minnich <rminnich@...dia.gov>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH 3/5] net/9p: Add a jump target in p9_client_walk()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Tue, 15 Aug 2017 10:07:22 +0200

Replace a variable assignment by a goto statement so that an extra check
will be avoided at the end of this function.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 net/9p/client.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/net/9p/client.c b/net/9p/client.c
index 2ca55d4b0b7d..6c2fc796edfb 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -1237,12 +1237,11 @@ struct p9_fid *p9_client_walk(struct p9_fid *oldfid, uint16_t nwname,
 clunk_fid:
 	kfree(wqids);
 	p9_client_clunk(fid);
-	fid = NULL;
-
+	goto exit;
 error:
 	if (fid && (fid != oldfid))
 		p9_fid_destroy(fid);
-
+exit:
 	return ERR_PTR(err);
 }
 EXPORT_SYMBOL(p9_client_walk);
-- 
2.14.0