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[12/62] iwlwifi: mvm: check ARRAY_SIZE(mvm->fw_id_to_mac_id) = IWL_MVM_STATION_COUNT

Message ID 1391461088-8082-12-git-send-email-egrumbach@gmail.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Emmanuel Grumbach Feb. 3, 2014, 8:57 p.m. UTC 
From: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

Since we use IWL_MVM_STATION_COUNT all over the driver, we
need to make sure that it is the right constant to look at.

Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
---
 drivers/net/wireless/iwlwifi/mvm/ops.c |    7 +++++++
 1 file changed, 7 insertions(+)
diff mbox

Patch

diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c
index f38ed9f..5e4d56e 100644
--- a/drivers/net/wireless/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/iwlwifi/mvm/ops.c
@@ -338,6 +338,13 @@  iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
 	};
 	int err, scan_size;
 
+	/*
+	 * We use IWL_MVM_STATION_COUNT to check the validity of the station
+	 * index all over the driver - check that its value corresponds to the
+	 * array size.
+	 */
+	BUILD_BUG_ON(ARRAY_SIZE(mvm->fw_id_to_mac_id) != IWL_MVM_STATION_COUNT);
+
 	/********************************
 	 * 1. Allocating and configuring HW data
 	 ********************************/