linux-kernel - [PATCH] xen: remove redundant initialization of variable ret

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Date:   Sat, 19 Sep 2020 11:17:02 +0800
From:   Jing Xiangfeng <jingxiangfeng@...wei.com>
To:     <boris.ostrovsky@...cle.com>, <jgross@...e.com>,
        <sstabellini@...nel.org>
CC:     <xen-devel@...ts.xenproject.org>, <linux-kernel@...r.kernel.org>,
        <jingxiangfeng@...wei.com>
Subject: [PATCH] xen: remove redundant initialization of variable ret

After commit 9f51c05dc41a ("pvcalls-front: Avoid
get_free_pages(GFP_KERNEL) under spinlock"), the variable ret is being
initialized with '-ENOMEM' that is meaningless. So remove it.

Signed-off-by: Jing Xiangfeng <jingxiangfeng@...wei.com>
---
 drivers/xen/pvcalls-front.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/xen/pvcalls-front.c b/drivers/xen/pvcalls-front.c
index 72d725a0ab5c..7984645b5956 100644
--- a/drivers/xen/pvcalls-front.c
+++ b/drivers/xen/pvcalls-front.c
@@ -371,7 +371,7 @@ static int alloc_active_ring(struct sock_mapping *map)
 static int create_active(struct sock_mapping *map, evtchn_port_t *evtchn)
 {
 	void *bytes;
-	int ret = -ENOMEM, irq = -1, i;
+	int ret, irq = -1, i;
 
 	*evtchn = 0;
 	init_waitqueue_head(&map->active.inflight_conn_req);
-- 
2.17.1