diff options
| author | Wey-Yi Guy <wey-yi.w.guy@intel.com> | 2011-07-08 08:46:27 -0700 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-07-11 15:02:09 -0400 |
| commit | eedb6e357a4b1bd3d7e4544e77fbd71718492547 (patch) | |
| tree | 7ccacd314958b6b6a0140e4080b5bd71d9e98c4a /drivers | |
| parent | e98a1939a2d75354631487328339fe8d2117fce9 (diff) | |
iwlagn: block regular host commands if driver don't own uCode
The only host command allow to send to uCode is the one initiated from
testmode if testmode is the owner of uCode
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-tx.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c index b62d03235b8..9b07e07f168 100644 --- a/drivers/net/wireless/iwlwifi/iwl-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-tx.c @@ -328,6 +328,12 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd) return -EIO; } + if ((priv->ucode_owner == IWL_OWNERSHIP_TM) && + !(cmd->flags & CMD_ON_DEMAND)) { + IWL_DEBUG_HC(priv, "tm own the uCode, no regular hcmd send\n"); + return -EIO; + } + copy_size = sizeof(out_cmd->hdr); cmd_size = sizeof(out_cmd->hdr); |