iwlwifi: make various things const

There are a number of things in the .data section that should
really be in .rodata, for example all ops structs and strings.
Mark everything const that can be, leaving the .data section
pretty much empty.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h
index 7b19274..8cdb0dd 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/iwlwifi/iwl-trans.h
@@ -393,7 +393,7 @@
 	bool rx_buf_size_8k;
 	bool bc_table_dword;
 	unsigned int queue_watchdog_timeout;
-	const char **command_names;
+	const char *const *command_names;
 };
 
 struct iwl_trans;