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Re: [patch v2] iwlwifi: turn on a lockdep assertion

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Am 10.06.2012 13:25, schrieb Dan Carpenter:
> CMD_SYNC is zero so the if (cmd->flags & CMD_SYNC) is never true and we
> never check the assertion.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> ---
> v2: enables the assertion even more than v1 (based on feedback from
> Johannes Berg).

The important part is CMD_SYNC -> CMD_ASYNC

re,
 wh


> 
> diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
> index e55ec6c..5c04895 100644
> --- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
> +++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
> @@ -1259,7 +1259,7 @@ int iwl_dvm_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
>  	 * the mutex, this ensures we don't try to send two
>  	 * (or more) synchronous commands at a time.
>  	 */
> -	if (cmd->flags & CMD_SYNC)
> +	if (!(cmd->flags & CMD_ASYNC))
>  		lockdep_assert_held(&priv->mutex);
>  
>  	if (priv->ucode_owner == IWL_OWNERSHIP_TM &&
> --
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> 
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