[dpdk-dev] [PATCH] vhost: use after free

Chas Williams 3chas3 at gmail.com
Wed Oct 19 18:09:50 CEST 2016


Don't dereference freed memory.

Fixes: a277c7159876 ("vhost: refactor code structure")

Signed-off-by: Chas Williams <3chas3 at gmail.com>
---
 lib/librte_vhost/socket.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/librte_vhost/socket.c b/lib/librte_vhost/socket.c
index 967cb65..aaa9c27 100644
--- 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);
-- 
2.7.4



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