acpi/ghes: don't check if physical_address is not zero

The 'physical_address' value is a faulty page. As such, 0 is
as valid as any other value.

Suggested-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Message-Id: <da32536bf4962e5c03471e2a4e6e0ef92be4a1be.1736945236.git.mchehab+huawei@kernel.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

hw/acpi/ghes.c

@@ -400,10 +400,6 @@ int acpi_ghes_record_errors(uint16_t source_id, uint64_t physical_address)
 
     start_addr = le64_to_cpu(ags->ghes_addr_le);
 
-    if (!physical_address) {
-        return -1;
-    }
-
     start_addr += source_id * sizeof(uint64_t);
 
     cpu_physical_memory_read(start_addr, &error_block_addr,