hv: util: checking the wrong variable

hv: util: checking the wrong variable

We don't catch this allocation failure because there is a typo and we
check the wrong variable.

Fixes: 14b50f80c32d ('Drivers: hv: util: introduce hv_utils_transport abstraction')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Orabug: 27426102
(cherry picked from commit 9dd6a06430c94299651d74b9ed5ca8396ab8ff1f)
Signed-off-by: Jack Vogel <jack.vogel@oracle.com>
Reviewed-by: Tim Tianyang Chen <tianyang.chen@oracle.com>