wifi: iwlwifi: mld: silence uninitialized variable warning

The "resp_len" isn't initialized if iwl_dhc_resp_data() fails.

Fixes: b611cf6 ("wifi: iwlwifi: mld: add support for DHC_TOOLS_UMAC_GET_TAS_STATUS command")
Signed-off-by: Dan Carpenter <[email protected]>
Acked-by: Miri Korenblit <[email protected]>
Link: https://patch.msgid.link/[email protected]
[fix typo in commit message]
Signed-off-by: Johannes Berg <[email protected]>

Author: Dan Carpenter

drivers/net/wireless/intel/iwlwifi/mld/debugfs.c

@@ -396,8 +396,8 @@ static ssize_t iwl_dbgfs_tas_get_status_read(struct iwl_mld *mld, char *buf,
 		.data[0] = &cmd,
 	};
 	struct iwl_dhc_tas_status_resp *resp = NULL;
+	u32 resp_len = 0;
 	ssize_t pos = 0;
-	u32 resp_len;
 	u32 status;
 	int ret;