File 0118-9pfs-adjust-the-order-of-resource-c.patch of Package qemu-linux-user

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File 0118-9pfs-adjust-the-order-of-resource-c.patch of Package qemu-linux-user

From: Li Qiang <liq3ea@gmail.com>
Date: Wed, 23 Nov 2016 13:53:34 +0100
Subject: 9pfs: adjust the order of resource cleanup in device unrealize

Unrealize should undo things that were set during realize in
reverse order. So should do in the error path in realize.

Signed-off-by: Li Qiang <liq3ea@gmail.com>
Reviewed-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Greg Kurz <groug@kaod.org>
(cherry picked from commit 4774718e5c194026ba5ee7a28d9be49be3080e42)
[BR: CVE-2016-9913 BSC#1014110]
Signed-off-by: Bruce Rogers <brogers@suse.com>
---
 hw/9pfs/9p.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c
index cb9699a68774b00880fdbf51a498..dd39bc1851c1f7b464dbd9735118 100644
--- a/hw/9pfs/9p.c
+++ b/hw/9pfs/9p.c
@@ -3480,8 +3480,8 @@ int v9fs_device_realize_common(V9fsState *s, Error **errp)
     rc = 0;
 out:
     if (rc) {
-        g_free(s->ctx.fs_root);
         g_free(s->tag);
+        g_free(s->ctx.fs_root);
         v9fs_path_free(&path);
     }
     return rc;
@@ -3489,8 +3489,8 @@ out:
 
 void v9fs_device_unrealize_common(V9fsState *s, Error **errp)
 {
-    g_free(s->ctx.fs_root);
     g_free(s->tag);
+    g_free(s->ctx.fs_root);
 }
 
 static void __attribute__((__constructor__)) v9fs_set_fd_limit(void)

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File 0118-9pfs-adjust-the-order-of-resource-c.patch of Package qemu-linux-user

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