From: Li Qiang <liqiang6-s@360.cn>
Date: Mon, 17 Oct 2016 12:13:58 +0000 (+0200)
Subject: 9pfs: fix memory leak in v9fs_link
X-Git-Tag: TizenStudio_2.0_p2.3.2~9^2~14^2~5^2~125^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4c1586787ff43c9acd18a56c12d720e3e6be9f7c;p=sdk%2Femulator%2Fqemu.git

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>
---

diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c
index 66135cf..d43a552 100644
--- a/hw/9pfs/9p.c
+++ b/hw/9pfs/9p.c
@@ -2413,6 +2413,7 @@ static void coroutine_fn v9fs_link(void *opaque)
     if (!err) {
         err = offset;
     }
+    put_fid(pdu, oldfidp);
 out:
     put_fid(pdu, dfidp);
 out_nofid: