linux-kernel - [PATCH] vfio: platform: No need to check res again

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Date:   Sat,  7 Jan 2023 11:47:20 +0800
From:   Angus Chen <angus.chen@...uarmicro.com>
To:     eric.auger@...hat.com, alex.williamson@...hat.com,
        cohuck@...hat.com
Cc:     kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Angus Chen <angus.chen@...uarmicro.com>
Subject: [PATCH] vfio: platform: No need to check res again

In function vfio_platform_regions_init(),we did check res implied
by using while loop,
so no need to check whether res be null or not again.

No functional change intended.

Signed-off-by: Angus Chen <angus.chen@...uarmicro.com>
---
 drivers/vfio/platform/vfio_platform_common.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/vfio/platform/vfio_platform_common.c b/drivers/vfio/platform/vfio_platform_common.c
index 1a0a238ffa35..a9ad3f4d2613 100644
--- a/drivers/vfio/platform/vfio_platform_common.c
+++ b/drivers/vfio/platform/vfio_platform_common.c
@@ -150,9 +150,6 @@ static int vfio_platform_regions_init(struct vfio_platform_device *vdev)
 		struct resource *res =
 			vdev->get_resource(vdev, i);
 
-		if (!res)
-			goto err;
-
 		vdev->regions[i].addr = res->start;
 		vdev->regions[i].size = resource_size(res);
 		vdev->regions[i].flags = 0;
-- 
2.25.1