diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-hcmd.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-hcmd.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-hcmd.c b/drivers/net/wireless/iwlwifi/iwl-hcmd.c index 76f99662314..7cdb1ec73b5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-hcmd.c +++ b/drivers/net/wireless/iwlwifi/iwl-hcmd.c @@ -181,7 +181,16 @@ int iwl_send_cmd_sync(struct iwl_priv *priv, struct iwl_host_cmd *cmd) IWL_DEBUG_INFO(priv, "Attempting to send sync command %s\n", get_cmd_string(cmd->id)); - set_bit(STATUS_HCMD_ACTIVE, &priv->status); + if (test_and_set_bit(STATUS_HCMD_ACTIVE, &priv->status)) { + IWL_ERR(priv, "STATUS_HCMD_ACTIVE already set while sending %s" + ". Previous SYNC cmdn is %s\n", + get_cmd_string(cmd->id), + get_cmd_string(priv->last_sync_cmd_id)); + WARN_ON(1); + } else { + priv->last_sync_cmd_id = cmd->id; + } + IWL_DEBUG_INFO(priv, "Setting HCMD_ACTIVE for command %s\n", get_cmd_string(cmd->id)); |