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Commit 89c9b480 authored by Dmitry Torokhov's avatar Dmitry Torokhov
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Input: psmouse - fix new device detection logic 

Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent 7b7e3941
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Showing with 3 additions and 1 deletion
drivers/input/mouse/psmouse-base.c
View file @ 89c9b480
...@@ -302,8 +302,10 @@ static irqreturn_t psmouse_interrupt(struct serio *serio, ...@@ -302,8 +302,10 @@ static irqreturn_t psmouse_interrupt(struct serio *serio,
* Check if this is a new device announcement (0xAA 0x00) * Check if this is a new device announcement (0xAA 0x00)
*/ */
if (unlikely(psmouse->packet[0] == PSMOUSE_RET_BAT && psmouse->pktcnt <= 2)) { if (unlikely(psmouse->packet[0] == PSMOUSE_RET_BAT && psmouse->pktcnt <= 2)) {
if (psmouse->pktcnt == 1) if (psmouse->pktcnt == 1) {
psmouse->last = jiffies;
goto out; goto out;
}
if (psmouse->packet[1] == PSMOUSE_RET_ID) { if (psmouse->packet[1] == PSMOUSE_RET_ID) {
__psmouse_set_state(psmouse, PSMOUSE_IGNORE); __psmouse_set_state(psmouse, PSMOUSE_IGNORE);
......
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