From: K. Y. Srinivasan <kys@microsoft.com>
Date: Mon, 13 Mar 2017 22:57:09 +0000 (-0700)
Subject: Drivers: hv: vmbus: Don't leak channel ids
X-Git-Tag: v4.9.19~9
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b1f6b0a5a066196e0bf1d504a7afaef4643a13ad;p=platform%2Fkernel%2Flinux-amlogic.git

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

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@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
index cb95315..d8bc4b9 100644
--- a/drivers/hv/channel_mgmt.c
+++ b/drivers/hv/channel_mgmt.c
@@ -779,6 +779,7 @@ 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;
 	}