iwlwifi: add device / firmware to fw-error-dump file

This can be useful later for parsing since the parsing may
differ based on the device's family / bus.
Also add the human readable version of the firmware.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c
index bf584d3..01a4268 100644
--- a/drivers/net/wireless/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/iwlwifi/iwl-drv.c
@@ -567,6 +567,8 @@
 	}
 
 	drv->fw.ucode_ver = le32_to_cpu(ucode->ver);
+	memcpy(drv->fw.human_readable, ucode->human_readable,
+	       sizeof(drv->fw.human_readable));
 	build = le32_to_cpu(ucode->build);
 
 	if (build)