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iwlwifi: mvm: document switch case fall-through in iwl_mvm_send_sta_key

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Add a comment indicating that the WLAN_CIPHER_SUITE_WEP104 case falls
through to the WLAN_CIPHER_SUITE_WEP40 case in iwl_mvm_send_sta_key.
This will document that the lack of a break is intentional.

Coverity: CID 1260023

Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
John W. Linville 2015-01-12 16:18:11 -05:00 committed by Emmanuel Grumbach
parent ec41088f2b
commit aa0cb08b95
1 changed files with 1 additions and 0 deletions
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drivers/net/wireless/iwlwifi/mvm/sta.c
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@ -1196,6 +1196,7 @@ static int iwl_mvm_send_sta_key(struct iwl_mvm *mvm,
break; break;
case WLAN_CIPHER_SUITE_WEP104: case WLAN_CIPHER_SUITE_WEP104:
key_flags |= cpu_to_le16(STA_KEY_FLG_WEP_13BYTES); key_flags |= cpu_to_le16(STA_KEY_FLG_WEP_13BYTES);
/* fall through */
case WLAN_CIPHER_SUITE_WEP40: case WLAN_CIPHER_SUITE_WEP40:
key_flags |= cpu_to_le16(STA_KEY_FLG_WEP); key_flags |= cpu_to_le16(STA_KEY_FLG_WEP);
memcpy(cmd.key + 3, keyconf->key, keyconf->keylen); memcpy(cmd.key + 3, keyconf->key, keyconf->keylen);