3.2.70-rc1 review patch. If anyone has any objections, please let me know.
------------------ From: "K. Y. Srinivasan" <k...@microsoft.com> commit 40384e4bbeb9f2651fe9bffc0062d9f31ef625bf upstream. Correctly rollback state if the failure occurs after we have handed over the ownership of the buffer to the host. Signed-off-by: K. Y. Srinivasan <k...@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org> Signed-off-by: Ben Hutchings <b...@decadent.org.uk> --- drivers/hv/channel.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) --- a/drivers/hv/channel.c +++ b/drivers/hv/channel.c @@ -177,7 +177,7 @@ int vmbus_open(struct vmbus_channel *new GFP_KERNEL); if (!open_info) { err = -ENOMEM; - goto error0; + goto error_gpadl; } init_completion(&open_info->waitevent); @@ -193,7 +193,7 @@ int vmbus_open(struct vmbus_channel *new if (userdatalen > MAX_USER_DEFINED_BYTES) { err = -EINVAL; - goto error0; + goto error_gpadl; } if (userdatalen) @@ -234,6 +234,9 @@ error1: list_del(&open_info->msglistentry); spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags); +error_gpadl: + vmbus_teardown_gpadl(newchannel, newchannel->ringbuffer_gpadlhandle); + error0: free_pages((unsigned long)out, get_order(send_ringbuffer_size + recv_ringbuffer_size)); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/