linux-kernel - [PATCH -next] powerpc/spider-pci: Remove set but not used variable 'val'

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Message-ID: <20210601085319.140461-1-libaokun1@huawei.com>
Date:   Tue, 1 Jun 2021 16:53:19 +0800
From:   Baokun Li <libaokun1@...wei.com>
To:     <arnd@...db.de>, <mpe@...erman.id.au>, <benh@...nel.crashing.org>,
        <paulus@...ba.org>, <linuxppc-dev@...ts.ozlabs.org>,
        <linux-kernel@...r.kernel.org>
CC:     <weiyongjun1@...wei.com>, <yuehaibing@...wei.com>,
        <yangjihong1@...wei.com>, <yukuai3@...wei.com>,
        <libaokun1@...wei.com>
Subject: [PATCH -next] powerpc/spider-pci: Remove set but not used variable 'val'

Fixes gcc '-Wunused-but-set-variable' warning:

arch/powerpc/platforms/cell/spider-pci.c: In function 'spiderpci_io_flush':
arch/powerpc/platforms/cell/spider-pci.c:28:6: warning:
variable ‘val’ set but not used [-Wunused-but-set-variable]

It never used since introduction.

Signed-off-by: Baokun Li <libaokun1@...wei.com>
---
 arch/powerpc/platforms/cell/spider-pci.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/powerpc/platforms/cell/spider-pci.c b/arch/powerpc/platforms/cell/spider-pci.c
index 93ea41680f54..a1c293f42a1f 100644
--- a/arch/powerpc/platforms/cell/spider-pci.c
+++ b/arch/powerpc/platforms/cell/spider-pci.c
@@ -25,10 +25,9 @@ struct spiderpci_iowa_private {
 static void spiderpci_io_flush(struct iowa_bus *bus)
 {
 	struct spiderpci_iowa_private *priv;
-	u32 val;
 
 	priv = bus->private;
-	val = in_be32(priv->regs + SPIDER_PCI_DUMMY_READ);
+	in_be32(priv->regs + SPIDER_PCI_DUMMY_READ);
 	iosync();
 }
 
-- 
2.31.1