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authorJohn W. Linville <linville@tuxdriver.com>2011-06-24 15:25:51 -0400
committerJohn W. Linville <linville@tuxdriver.com>2011-06-24 15:25:51 -0400
commit36099365c7cc64e5184b66b6eb094950a13f540c (patch)
treec91b9f3719f94864a62f2d15a71aaecd54c56711 /drivers/net/wireless/iwlwifi/iwl-hcmd.c
parent22c8c9343258feda9ea9ebb9e5f8cbb727b69454 (diff)
parentf70490e6078abe1182437e629f67a7f0b6f08cd4 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem
Conflicts: drivers/net/wireless/rtlwifi/pci.c include/linux/netlink.h
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-hcmd.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-hcmd.c11
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 76f996623140..7cdb1ec73b54 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));