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[6/9] mwifiex: block further commands after timeout

Message ID 1393558518-921-1-git-send-email-bzhao@marvell.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Bing Zhao Feb. 28, 2014, 3:35 a.m. UTC 
From: Amitkumar Karwar <akarwar@marvell.com>

This patch adds a check in command preparation routine.

Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
---
 drivers/net/wireless/mwifiex/cmdevt.c | 5 +++++
 1 file changed, 5 insertions(+)
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Patch

diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c
index 0958764..83195d9 100644
--- a/drivers/net/wireless/mwifiex/cmdevt.c
+++ b/drivers/net/wireless/mwifiex/cmdevt.c
@@ -514,6 +514,11 @@  int mwifiex_send_cmd(struct mwifiex_private *priv, u16 cmd_no,
 		return -1;
 	}
 
+	if (adapter->num_cmd_timeout) {
+		dev_err(adapter->dev, "PREP_CMD: FW is in bad state\n");
+		return -1;
+	}
+
 	if (adapter->hw_status == MWIFIEX_HW_STATUS_RESET) {
 		if (cmd_no != HostCmd_CMD_FUNC_INIT) {
 			dev_err(adapter->dev, "PREP_CMD: FW in reset state\n");