Drivers: hv: vmbus: Don't leak channel ids

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

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
index bf846d078d85..fbcb06352308 100644
--- a/drivers/hv/channel_mgmt.c
+++ b/drivers/hv/channel_mgmt.c
@@ -796,6 +796,7 @@ static void vmbus_onoffer(struct vmbus_channel_message_header *hdr)
         /* 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;
         }