linux-kernel - [PATCH 4/5] staging: lustre: obdclass: llog: drop trivially useless initialization

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Date:	Sat, 20 Jun 2015 21:07:52 +0200
From:	Julia Lawall <Julia.Lawall@...6.fr>
To:	Oleg Drokin <oleg.drokin@...el.com>
Cc:	kernel-janitors@...r.kernel.org,
	Andreas Dilger <andreas.dilger@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	HPDD-discuss@...ts.01.org, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 4/5] staging: lustre: obdclass: llog: drop trivially useless initialization

Remove initialization of a variable that is immediately reassigned.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
type T;
identifier x;
constant C;
expression e;
@@

T x
- = C
 ;
x = e;
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@...6.fr>

---
 drivers/staging/lustre/lustre/obdclass/llog.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff -u -p a/drivers/staging/lustre/lustre/obdclass/llog.c b/drivers/staging/lustre/lustre/obdclass/llog.c
--- a/drivers/staging/lustre/lustre/obdclass/llog.c
+++ b/drivers/staging/lustre/lustre/obdclass/llog.c
@@ -907,7 +907,7 @@ int llog_is_empty(const struct lu_env *e
 		  char *name)
 {
 	struct llog_handle	*llh;
-	int			 rc = 0;
+	int			 rc;
 
 	rc = llog_open(env, ctxt, &llh, NULL, name, LLOG_OPEN_EXISTS);
 	if (rc < 0) {

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