linux-kernel - [PATCH 1/2] PCI: switchtec: Simplify switchtec_dma_mrpc

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Thu, 15 Dec 2022 12:21:39 -0600
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     Kurt Schwemmer <kurt.schwemmer@...rosemi.com>,
        Logan Gunthorpe <logang@...tatee.com>
Cc:     linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
        Bjorn Helgaas <bhelgaas@...gle.com>
Subject: [PATCH 1/2] PCI: switchtec: Simplify switchtec_dma_mrpc_isr()

From: Bjorn Helgaas <bhelgaas@...gle.com>

The "ret" variable in switchtec_dma_mrpc_isr() is superfluous.  Remove it
and just return the value.  No functional change intended.

Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com>
---
 drivers/pci/switch/switchtec.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/pci/switch/switchtec.c b/drivers/pci/switch/switchtec.c
index 75be4fe22509..d7ae84070e29 100644
--- a/drivers/pci/switch/switchtec.c
+++ b/drivers/pci/switch/switchtec.c
@@ -1480,15 +1480,13 @@ static irqreturn_t switchtec_event_isr(int irq, void *dev)
 static irqreturn_t switchtec_dma_mrpc_isr(int irq, void *dev)
 {
 	struct switchtec_dev *stdev = dev;
-	irqreturn_t ret = IRQ_NONE;
 
 	iowrite32(SWITCHTEC_EVENT_CLEAR |
 		  SWITCHTEC_EVENT_EN_IRQ,
 		  &stdev->mmio_part_cfg->mrpc_comp_hdr);
 	schedule_work(&stdev->mrpc_work);
 
-	ret = IRQ_HANDLED;
-	return ret;
+	return IRQ_HANDLED;
 }
 
 static int switchtec_init_isr(struct switchtec_dev *stdev)
-- 
2.25.1