[PATCH 4.10 101/111] Drivers: hv: vmbus: Dont leak channel ids

From: Greg Kroah-Hartman
Date: Tue Mar 28 2017 - 09:18:41 EST


4.10-stable review patch. If anyone has any objections, please let me know.

------------------

From: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>

commit 9a5476020a5f06a0fc6f17097efc80275d2f03cd upstream.

If we cannot allocate memory for the channel, free the relid
associated with the channel.

Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
drivers/hv/channel_mgmt.c | 1 +
1 file changed, 1 insertion(+)

--- a/drivers/hv/channel_mgmt.c
+++ b/drivers/hv/channel_mgmt.c
@@ -779,6 +779,7 @@ static void vmbus_onoffer(struct vmbus_c
/* Allocate the channel object and save this offer. */
newchannel = alloc_channel();
if (!newchannel) {
+ vmbus_release_relid(offer->child_relid);
pr_err("Unable to allocate channel object\n");
return;
}