mei: cancel stall timers in mei_reset

Unset init_clients_timer and amthif_stall_timers
in mei_reset in order to cancel timer ticking and hence
avoid recursive reset calls.

Cc:  <stable@vger.kernel.org> # 3.9+
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/misc/mei/amthif.c b/drivers/misc/mei/amthif.c
index d0fdc134068a05ed9967fe98ca7d9a6d6429e710..f6ff711aa5bbbaa4a177dbd416ccdab53017bb23 100644 (file)
--- a/drivers/misc/mei/amthif.c
+++ b/drivers/misc/mei/amthif.c
@@ -57,6 +57,7 @@ void mei_amthif_reset_params(struct mei_device *dev)
        dev->iamthif_ioctl = false;
        dev->iamthif_state = MEI_IAMTHIF_IDLE;
        dev->iamthif_timer = 0;
+       dev->iamthif_stall_timer = 0;
 }
 
 /**

diff --git a/drivers/misc/mei/init.c b/drivers/misc/mei/init.c
index 92c73118b13c450149e21ec48b990e6329f4e5b1..6197018e2f16a24296619442fe6c8744c7c55b88 100644 (file)
--- a/drivers/misc/mei/init.c
+++ b/drivers/misc/mei/init.c
@@ -175,6 +175,9 @@ void mei_reset(struct mei_device *dev, int interrupts_enabled)
                memset(&dev->wr_ext_msg, 0, sizeof(dev->wr_ext_msg));
        }
 
+       /* we're already in reset, cancel the init timer */
+       dev->init_clients_timer = 0;
+
        dev->me_clients_num = 0;
        dev->rd_msg_hdr = 0;
        dev->wd_pending = false;