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Input: usbtouchscreen - initialize PM mutex before using it

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Mutexes shall be initialized before they are used.

Fixes: 12e510dbc5 ("Input: usbtouchscreen - fix deadlock in autosuspend")
Reported-by: [email protected]
Signed-off-by: Oliver Neukum <[email protected]>
Cc: [email protected]
Signed-off-by: Dmitry Torokhov <[email protected]>
This commit is contained in:
Oliver Neukum 2019-08-01 09:40:26 -07:00 • committed by Dmitry Torokhov
commit b55d996f05
1 changed files with 2 additions and 0 deletions
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2
drivers/input/touchscreen/usbtouchscreen.c
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@ -1659,6 +1659,8 @@ static int usbtouch_probe(struct usb_interface *intf,
if (!usbtouch || !input_dev)
goto out_free;
mutex_init(&usbtouch->pm_mutex);
type = &usbtouch_dev_info[id->driver_info];
usbtouch->type = type;
if (!type->process_pkt)