linux-kernel - [PATCH 2/2] s390: Remove unneeded variables

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Message-Id: <1438701107-30727-1-git-send-email-peter.senna@gmail.com>
Date:	Tue,  4 Aug 2015 17:11:47 +0200
From:	Peter Senna Tschudin <peter.senna@...il.com>
To:	wein@...ibm.com, stefan.haberland@...ibm.com,
	schwidefsky@...ibm.com, heiko.carstens@...ibm.com,
	linux390@...ibm.com, maier@...ux.vnet.ibm.com,
	peter.senna@...il.com, linux-s390@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] s390: Remove unneeded variables

This patch remove unneeded variables used to store return values.

These issues were detected with the Coccinelle script:
scripts/coccinelle/misc/returnvar.cocci

Signed-off-by: Peter Senna Tschudin <peter.senna@...il.com>
---
Tested by cross compilation only.

 drivers/s390/cio/eadm_sch.c     | 3 +--
 drivers/s390/net/qeth_l2_main.c | 5 ++---
 drivers/s390/net/qeth_l3_main.c | 5 ++---
 3 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/drivers/s390/cio/eadm_sch.c b/drivers/s390/cio/eadm_sch.c
index bee8c11..b3f44bc 100644
--- a/drivers/s390/cio/eadm_sch.c
+++ b/drivers/s390/cio/eadm_sch.c
@@ -336,7 +336,6 @@ static int eadm_subchannel_sch_event(struct subchannel *sch, int process)
 {
 	struct eadm_private *private;
 	unsigned long flags;
-	int ret = 0;
 
 	spin_lock_irqsave(sch->lock, flags);
 	if (!device_is_registered(&sch->dev))
@@ -356,7 +355,7 @@ static int eadm_subchannel_sch_event(struct subchannel *sch, int process)
 out_unlock:
 	spin_unlock_irqrestore(sch->lock, flags);
 
-	return ret;
+	return 0;
 }
 
 static struct css_device_id eadm_subchannel_ids[] = {
diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c
index 2e65b98..a79d698 100644
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -392,8 +392,6 @@ static int qeth_l2_vlan_rx_kill_vid(struct net_device *dev,
 
 static int qeth_l2_stop_card(struct qeth_card *card, int recovery_mode)
 {
-	int rc = 0;
-
 	QETH_DBF_TEXT(SETUP , 2, "stopcard");
 	QETH_DBF_HEX(SETUP, 2, &card, sizeof(void *));
 
@@ -427,7 +425,8 @@ static int qeth_l2_stop_card(struct qeth_card *card, int recovery_mode)
 		qeth_clear_cmd_buffers(&card->read);
 		qeth_clear_cmd_buffers(&card->write);
 	}
-	return rc;
+
+	return 0;
 }
 
 static int qeth_l2_process_inbound_buffer(struct qeth_card *card,
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index 70eb2f6..ee5e2ac 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -2160,8 +2160,6 @@ static struct qeth_card *qeth_l3_get_card_from_dev(struct net_device *dev)
 
 static int qeth_l3_stop_card(struct qeth_card *card, int recovery_mode)
 {
-	int rc = 0;
-
 	QETH_DBF_TEXT(SETUP, 2, "stopcard");
 	QETH_DBF_HEX(SETUP, 2, &card, sizeof(void *));
 
@@ -2196,7 +2194,8 @@ static int qeth_l3_stop_card(struct qeth_card *card, int recovery_mode)
 		qeth_clear_cmd_buffers(&card->read);
 		qeth_clear_cmd_buffers(&card->write);
 	}
-	return rc;
+
+	return 0;
 }
 
 /*
-- 
2.1.0

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