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From 8ca95995e64f5d270889badb3e449dca91106a2b Mon Sep 17 00:00:00 2001
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From: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
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Date: Sun, 15 Sep 2013 11:37:17 +0300
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Subject: [PATCH] iwlwifi: don't WARN on host commands sent when firmware is dead
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This triggers automatic bug reports and add no valuable
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information. Print a simple error instead and drop the
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host command.
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Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
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Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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---
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drivers/net/wireless/iwlwifi/iwl-trans.h | 6 ++++--
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1 files changed, 4 insertions(+), 2 deletions(-)
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diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h
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index dd57a36..80b4750 100644
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--- a/drivers/net/wireless/iwlwifi/iwl-trans.h
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+++ b/drivers/net/wireless/iwlwifi/iwl-trans.h
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@@ -601,8 +601,10 @@ static inline int iwl_trans_send_cmd(struct iwl_trans *trans,
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{
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int ret;
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- WARN_ONCE(trans->state != IWL_TRANS_FW_ALIVE,
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- "%s bad state = %d", __func__, trans->state);
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+ if (trans->state != IWL_TRANS_FW_ALIVE) {
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+ IWL_ERR(trans, "%s bad state = %d", __func__, trans->state);
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+ return -EIO;
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+ }
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if (!(cmd->flags & CMD_ASYNC))
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lock_map_acquire_read(&trans->sync_cmd_lockdep_map);
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--
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1.7.1
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