vhost: fix use after free

Fix the coverity USE_AFTER_FREE issue.

Coverity issue: 137884
Fixes: a277c7159876 ("vhost: refactor code structure")

Reported-by: John McNamara <john.mcnamara@intel.com>
Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>

diff --git a/lib/librte_vhost/socket.c b/lib/librte_vhost/socket.c
index 967cb65..aaa9c27 100644 (file)
--- a/lib/librte_vhost/socket.c
+++ b/lib/librte_vhost/socket.c
@@ -250,8 +250,8 @@ vhost_user_read_cb(int connfd, void *dat, int *remove)
                vsocket->connfd = -1;
                close(connfd);
                *remove = 1;
-               free(conn);
                vhost_destroy_device(conn->vid);
+               free(conn);
 
                if (vsocket->reconnect)
                        vhost_user_create_client(vsocket);