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iwlwifi: clear iwl_cmd_meta structure before use 

Resolve an issue in which out-dated fields in iwl_cmd_meta
could be used for later hardware commands.

Signed-off-by: Daniel C Halperin <daniel.c.halperin@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Daniel C Halperin 2009-07-31 14:28:06 -07:00 committed by John W. Linville
parent 92ca8d437f
commit 8ce73f3abd
1 changed files with 1 additions and 0 deletions
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drivers/net/wireless/iwlwifi/iwl-tx.c
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@ -970,6 +970,7 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
out_cmd = txq->cmd[idx];
out_meta = &txq->meta[idx];
memset(out_meta, 0, sizeof(*out_meta)); /* re-initialize to NULL */
out_meta->flags = cmd->flags;
if (cmd->flags & CMD_WANT_SKB)
out_meta->source = cmd;