vhost: fix memory leak

In function vhost_new_device(), current code dose not free 'dev'
in "i == MAX_VHOST_DEVICE" condition statements. It will lead to a
memory leak.

Fixes: 45ca9c6f7bc6 ("vhost: get rid of linked list for devices")
Cc: stable@dpdk.org
Signed-off-by: Yong Wang <wang.yong19@zte.com.cn>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>

diff --git a/lib/librte_vhost/vhost.c b/lib/librte_vhost/vhost.c
index 31825b8..e415093 100644 (file)
--- a/lib/librte_vhost/vhost.c
+++ b/lib/librte_vhost/vhost.c
@@ -250,6 +250,7 @@ vhost_new_device(void)
        if (i == MAX_VHOST_DEVICE) {
                RTE_LOG(ERR, VHOST_CONFIG,
                        "Failed to find a free slot for new device.\n");
+               rte_free(dev);
                return -1;
        }