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vhost: fix possible out of bound access

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Fixes: d7280c9fff ("vhost: support selective datapath")
Cc: stable@dpdk.org

Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
This commit is contained in:
Ferruh Yigit 2018-10-28 01:08:46 +00:00 committed by Thomas Monjalon
parent c8b506e4b6
commit 7b178300ac
1 changed files with 3 additions and 0 deletions
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3
lib/librte_vhost/vdpa.c
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@ -63,6 +63,9 @@ rte_vdpa_register_device(struct rte_vdpa_dev_addr *addr,
break;
}
if (i == MAX_VHOST_DEVICE)
return -1;
sprintf(device_name, "vdpa-dev-%d", i);
dev = rte_zmalloc(device_name, sizeof(struct rte_vdpa_device),
RTE_CACHE_LINE_SIZE);