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Groups > linux.kernel > #1169445

[PATCH 1/5] staging: lustre: libcfs: drop trivially useless initialization

From Julia Lawall <Julia.Lawall@lip6.fr>
Newsgroups linux.kernel
Subject [PATCH 1/5] staging: lustre: libcfs: drop trivially useless initialization
Date 2015-06-20 21:20 +0200
Message-ID <pDwt4-7lc-11@gated-at.bofh.it> (permalink)
References <pDwt3-7lc-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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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@lip6.fr>

---
 drivers/staging/lustre/lustre/libcfs/fail.c       |    2 +-
 drivers/staging/lustre/lustre/libcfs/libcfs_cpu.c |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff -u -p a/drivers/staging/lustre/lustre/libcfs/libcfs_cpu.c b/drivers/staging/lustre/lustre/libcfs/libcfs_cpu.c
--- a/drivers/staging/lustre/lustre/libcfs/libcfs_cpu.c
+++ b/drivers/staging/lustre/lustre/libcfs/libcfs_cpu.c
@@ -78,7 +78,7 @@ EXPORT_SYMBOL(cfs_cpt_table_free);
 int
 cfs_cpt_table_print(struct cfs_cpt_table *cptab, char *buf, int len)
 {
-	int	rc = 0;
+	int	rc;
 
 	rc = snprintf(buf, len, "%d\t: %d\n", 0, 0);
 	len -= rc;
diff -u -p a/drivers/staging/lustre/lustre/libcfs/fail.c b/drivers/staging/lustre/lustre/libcfs/fail.c
--- a/drivers/staging/lustre/lustre/libcfs/fail.c
+++ b/drivers/staging/lustre/lustre/libcfs/fail.c
@@ -123,7 +123,7 @@ EXPORT_SYMBOL(__cfs_fail_check_set);
 
 int __cfs_fail_timeout_set(__u32 id, __u32 value, int ms, int set)
 {
-	int ret = 0;
+	int ret;
 
 	ret = __cfs_fail_check_set(id, value, set);
 	if (ret) {

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[PATCH 1/5] staging: lustre: libcfs: drop trivially useless initialization Julia Lawall <Julia.Lawall@lip6.fr> - 2015-06-20 21:20 +0200

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