vhost: fix queue initialization

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>

diff --git a/lib/vhost/vhost.c b/lib/vhost/vhost.c
index a70fe01..ea38cf2 100644 (file)
--- a/lib/vhost/vhost.c
+++ b/lib/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);