From 56e3f085f5b5e49cca37a3d1b0aa4266b984eb12 Mon Sep 17 00:00:00 2001
From: Samuel Ortiz <sameo@linux.intel.com>
Date: Fri, 16 Oct 2009 13:18:56 +0800
Subject: [PATCH] iwmc3200wifi: Do not handle wifi command if the interface is
not ready
When resetting or bringing the interface down, we should just reject any wifi
related command.
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---
drivers/net/wireless/iwmc3200wifi/commands.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/net/wireless/iwmc3200wifi/commands.c b/drivers/net/wireless/iwmc3200wifi/commands.c
index d5125b7659a8..25fb8dfd83b5 100644
--- a/drivers/net/wireless/iwmc3200wifi/commands.c
+++ b/drivers/net/wireless/iwmc3200wifi/commands.c
@@ -76,6 +76,11 @@ int iwm_send_wifi_if_cmd(struct iwm_priv *iwm, void *payload, u16 payload_size,
int ret;
u8 oid = hdr->oid;
+ if (!test_bit(IWM_STATUS_READY, &iwm->status)) {
+ IWM_ERR(iwm, "Interface is not ready yet");
+ return -EAGAIN;
+ }
+
umac_cmd.id = UMAC_CMD_OPCODE_WIFI_IF_WRAPPER;
umac_cmd.resp = resp;
--
GitLab