drivers:misc: ti-st: fix unexpected UART close

If suppose the UIM were to die and hence UART were to close when the
Bluetooth/FM or GPS is turned on, prep the ST for a state where-in if
the UIM comes back up, Bluetooth/FM/GPS can be turned on.

Signed-off-by: Pavan Savoy <pavan_savoy@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/misc/ti-st/st_core.c b/drivers/misc/ti-st/st_core.c
index 1f973ce3043fab6e7c3dfb9ffec54d61560b6872..ba168a7d54d42318d7d192e4158b482844c85be4 100644 (file)
--- a/drivers/misc/ti-st/st_core.c
+++ b/drivers/misc/ti-st/st_core.c
@@ -727,6 +727,7 @@ static void st_tty_close(struct tty_struct *tty)
                if (st_gdata->is_registered[i] == true)
                        pr_err("%d not un-registered", i);
                st_gdata->list[i] = NULL;
+               st_gdata->is_registered[i] = false;
        }
        st_gdata->protos_registered = 0;
        spin_unlock_irqrestore(&st_gdata->lock, flags);