[dpdk-dev] [PATCH v3 1/4] vhost: fix uninitialized vhost queue

From: Jiayu Hu <jiayu.hu@intel.com>
To: dev@dpdk.org
Cc: maxime.coquelin@redhat.com, chenbo.xia@intel.com,
	yinan.wang@intel.com, sunil.pai.g@intel.com,
	cheng1.jiang@intel.com, jiayu.hu@intel.com, stable@dpdk.org
Subject: [dpdk-dev] [PATCH v3 1/4] vhost: fix uninitialized vhost queue
Date: Tue, 20 Apr 2021 04:57:43 -0400	[thread overview]
Message-ID: <1618909066-114980-2-git-send-email-jiayu.hu@intel.com> (raw)
In-Reply-To: <1618909066-114980-1-git-send-email-jiayu.hu@intel.com>

This patch allocates vhost queue by rte_zmalloc() to avoid
undefined values.

Fixes: a277c7159876 ("vhost: refactor code structure")
Cc: stable@dpdk.org

Signed-off-by: Jiayu Hu <jiayu.hu@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Tested-by: Yinan Wang <yinan.wang@intel.com>
---
 lib/librte_vhost/vhost.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/librte_vhost/vhost.c b/lib/librte_vhost/vhost.c
index a70fe01..ea38cf2 100644
--- a/lib/librte_vhost/vhost.c
+++ b/lib/librte_vhost/vhost.c
@@ -608,7 +608,7 @@ alloc_vring_queue(struct virtio_net *dev, uint32_t vring_idx)
 		if (dev->virtqueue[i])
 			continue;
 
-		vq = rte_malloc(NULL, sizeof(struct vhost_virtqueue), 0);
+		vq = rte_zmalloc(NULL, sizeof(struct vhost_virtqueue), 0);
 		if (vq == NULL) {
 			VHOST_LOG_CONFIG(ERR,
 				"Failed to allocate memory for vring:%u.\n", i);
-- 
2.7.4

