linux/debian/patches/bugfix/all/xen-netback-fix-debugfs-ent...

52 lines
1.6 KiB
Diff

From d78ae2894c307cabcf454877f6a45ed442778d02 Mon Sep 17 00:00:00 2001
From: Wei Liu <wei.liu2@citrix.com>
Date: Tue, 12 Aug 2014 11:59:30 +0100
Subject: [PATCH 07/14] xen-netback: fix debugfs entry creation
Origin: https://git.kernel.org/linus/628fa76b09d7b0923c142631fc25b6affbfb868d
The original code is bogus. The function gets called in a loop which
leaks entries created in previous rounds.
Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Cc: Zoltan Kiss <zoltan.kiss@citrix.com>
Cc: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
(cherry picked from commit 628fa76b09d7b0923c142631fc25b6affbfb868d)
---
drivers/net/xen-netback/xenbus.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c
index 4c9041e..9c47b89 100644
--- a/drivers/net/xen-netback/xenbus.c
+++ b/drivers/net/xen-netback/xenbus.c
@@ -174,10 +174,9 @@ static const struct file_operations xenvif_dbg_io_ring_ops_fops = {
.write = xenvif_write_io_ring,
};
-static void xenvif_debugfs_addif(struct xenvif_queue *queue)
+static void xenvif_debugfs_addif(struct xenvif *vif)
{
struct dentry *pfile;
- struct xenvif *vif = queue->vif;
int i;
if (IS_ERR_OR_NULL(xen_netback_dbg_root))
@@ -736,10 +735,11 @@ static void connect(struct backend_info *be)
be->vif->num_queues = queue_index;
goto err;
}
+ }
+
#ifdef CONFIG_DEBUG_FS
- xenvif_debugfs_addif(queue);
+ xenvif_debugfs_addif(be->vif);
#endif /* CONFIG_DEBUG_FS */
- }
/* Initialisation completed, tell core driver the number of
* active queues.
--
1.7.10.4