linux-kernel - [PATCH] virtio: remove redundant check on error return err

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: Windows password security audit tool. GUI, reports in PDF.

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

Date:   Tue,  7 Mar 2017 14:08:21 +0000
From:   Colin King <colin.king@...onical.com>
To:     "Michael S . Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        virtualization@...ts.linux-foundation.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] virtio: remove redundant check on error return err

From: Colin Ian King <colin.king@...onical.com>

err has previously been checked for a -ve error return so this
redundant check can be removed.

Detected by CoverityScan, CID#1415271 ("Logically Dead Code")

Signed-off-by: Colin Ian King <colin.king@...onical.com>
---
 drivers/virtio/virtio_pci_common.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/virtio/virtio_pci_common.c b/drivers/virtio/virtio_pci_common.c
index df548a6..ceb4395 100644
--- a/drivers/virtio/virtio_pci_common.c
+++ b/drivers/virtio/virtio_pci_common.c
@@ -173,8 +173,6 @@ static int vp_find_vqs_msix(struct virtio_device *vdev, unsigned nvqs,
 		if (err < 0)
 			return err;
 	}
-	if (err < 0)
-		return err;
 
 	vp_dev->msix_vectors = nvectors;
 	vp_dev->msix_names = kmalloc_array(nvectors,
-- 
2.10.2