From: Vitaly Kuznetsov <vkuzn...@redhat.com>

In some cases create_gpadl_header() allocates submessages but we never
free them.

Signed-off-by: Vitaly Kuznetsov <vkuzn...@redhat.com>
Signed-off-by: K. Y. Srinivasan <k...@microsoft.com>
---
 drivers/hv/channel.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c
index 2b109e8..a68830c 100644
--- a/drivers/hv/channel.c
+++ b/drivers/hv/channel.c
@@ -388,7 +388,7 @@ int vmbus_establish_gpadl(struct vmbus_channel *channel, 
void *kbuffer,
        struct vmbus_channel_gpadl_header *gpadlmsg;
        struct vmbus_channel_gpadl_body *gpadl_body;
        struct vmbus_channel_msginfo *msginfo = NULL;
-       struct vmbus_channel_msginfo *submsginfo;
+       struct vmbus_channel_msginfo *submsginfo, *tmp;
        struct list_head *curr;
        u32 next_gpadl_handle;
        unsigned long flags;
@@ -445,6 +445,10 @@ cleanup:
        spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags);
        list_del(&msginfo->msglistentry);
        spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags);
+       list_for_each_entry_safe(submsginfo, tmp, &msginfo->submsglist,
+                                msglistentry) {
+               kfree(submsginfo);
+       }
 
        kfree(msginfo);
        return ret;
-- 
1.7.4.1

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