linux-kernel - [PATCH] s390: cio: idset.c: Remove some unused functions

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Message-Id: <1419078469-30933-1-git-send-email-rickard_strandqvist@spectrumdigital.se>
Date:	Sat, 20 Dec 2014 13:27:49 +0100
From:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
To:	Sebastian Ott <sebott@...ux.vnet.ibm.com>,
	Peter Oberparleiter <oberpar@...ux.vnet.ibm.com>
Cc:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Heiko Carstens <heiko.carstens@...ibm.com>,
	linux390@...ibm.com, linux-s390@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] s390: cio: idset.c:  Remove some unused functions

Removes some functions that are not used anywhere:
idset_clear() idset_sch_get_first()

This was partially found by using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
---
 drivers/s390/cio/idset.c |   20 --------------------
 drivers/s390/cio/idset.h |    2 --
 2 files changed, 22 deletions(-)

diff --git a/drivers/s390/cio/idset.c b/drivers/s390/cio/idset.c
index 5a99908..b3e06a7 100644
--- a/drivers/s390/cio/idset.c
+++ b/drivers/s390/cio/idset.c
@@ -38,11 +38,6 @@ void idset_free(struct idset *set)
 	vfree(set);
 }
 
-void idset_clear(struct idset *set)
-{
-	memset(set->bitmap, 0, bitmap_size(set->num_ssid, set->num_id));
-}
-
 void idset_fill(struct idset *set)
 {
 	memset(set->bitmap, 0xff, bitmap_size(set->num_ssid, set->num_id));
@@ -103,21 +98,6 @@ int idset_sch_contains(struct idset *set, struct subchannel_id schid)
 	return idset_contains(set, schid.ssid, schid.sch_no);
 }
 
-int idset_sch_get_first(struct idset *set, struct subchannel_id *schid)
-{
-	int ssid = 0;
-	int id = 0;
-	int rc;
-
-	rc = idset_get_first(set, &ssid, &id);
-	if (rc) {
-		init_subchannel_id(schid);
-		schid->ssid = ssid;
-		schid->sch_no = id;
-	}
-	return rc;
-}
-
 int idset_is_empty(struct idset *set)
 {
 	return bitmap_empty(set->bitmap, set->num_ssid * set->num_id);
diff --git a/drivers/s390/cio/idset.h b/drivers/s390/cio/idset.h
index 06d3bc0..22b5810 100644
--- a/drivers/s390/cio/idset.h
+++ b/drivers/s390/cio/idset.h
@@ -11,7 +11,6 @@
 struct idset;
 
 void idset_free(struct idset *set);
-void idset_clear(struct idset *set);
 void idset_fill(struct idset *set);
 
 struct idset *idset_sch_new(void);
@@ -19,7 +18,6 @@ void idset_sch_add(struct idset *set, struct subchannel_id id);
 void idset_sch_del(struct idset *set, struct subchannel_id id);
 void idset_sch_del_subseq(struct idset *set, struct subchannel_id schid);
 int idset_sch_contains(struct idset *set, struct subchannel_id id);
-int idset_sch_get_first(struct idset *set, struct subchannel_id *id);
 int idset_is_empty(struct idset *set);
 void idset_add_set(struct idset *to, struct idset *from);
 
-- 
1.7.10.4

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