linux-kernel - [PATCH] virtio_mmio: Use PTR_ERROR_OR

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Date:   Sun, 27 Aug 2017 12:07:59 +0530
From:   Himanshu Jha <himanshujha199640@...il.com>
To:     mst@...hat.com
Cc:     jasowang@...hat.com, virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org,
        Himanshu Jha <himanshujha199640@...il.com>
Subject: [PATCH] virtio_mmio: Use PTR_ERROR_OR_ZERO

Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Signed-off-by: Himanshu Jha <himanshujha199640@...il.com>
---
 drivers/virtio/virtio_mmio.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c
index 74dc717..fea209d 100644
--- a/drivers/virtio/virtio_mmio.c
+++ b/drivers/virtio/virtio_mmio.c
@@ -650,10 +650,7 @@ static int vm_cmdline_set(const char *device,
 	pdev = platform_device_register_resndata(&vm_cmdline_parent,
 			"virtio-mmio", vm_cmdline_id++,
 			resources, ARRAY_SIZE(resources), NULL, 0);
-	if (IS_ERR(pdev))
-		return PTR_ERR(pdev);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(pdev);
 }
 
 static int vm_cmdline_get_device(struct device *dev, void *data)
-- 
2.7.4