From: Li Qiang <liqiang6-s@360.cn>

Date: Mon, 17 Oct 2016 14:13:58 +0200

Subject: [PATCH] 9pfs: fix memory leak in v9fs_link

The v9fs_link() function keeps a reference on the source fid object. This

causes a memory leak since the reference never goes down to 0. This patch

fixes the issue.

Signed-off-by: Li Qiang <liqiang6-s@360.cn>

Reviewed-by: Greg Kurz <groug@kaod.org>

[groug, rephrased the changelog]

Signed-off-by: Greg Kurz <groug@kaod.org>

(cherry picked from commit 4c1586787ff43c9acd18a56c12d720e3e6be9f7c)

---

 hw/9pfs/9p.c | 1 +

 1 file changed, 1 insertion(+)

diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c

index 9c18322945..a4ee24fe74 100644

--- a/hw/9pfs/9p.c

+++ b/hw/9pfs/9p.c

@@ -2396,6 +2396,7 @@ static void v9fs_link(void *opaque)

     if (!err) {

         err = offset;

     }

+    put_fid(pdu, oldfidp);

 out:

     put_fid(pdu, dfidp);

 out_nofid: