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authorAmitkumar Karwar <akarwar@marvell.com>2014-02-28 07:35:15 +0400
committerJohn W. Linville <linville@tuxdriver.com>2014-02-28 23:33:46 +0400
commit38ec3f3f6142d1517ce0f1c96502fd1c05d2fc52 (patch)
tree467925aaa5616dfb20f9b01b146f01ec7fbad243 /drivers
parentaf1fa210f4fc6e304b859b386a3c8a266b1110ab (diff)
downloadlinux-38ec3f3f6142d1517ce0f1c96502fd1c05d2fc52.tar.xz
mwifiex: block further commands after timeout
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> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/mwifiex/cmdevt.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c
index 0958764d2bae..83195d96e78c 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");