From: Dmitry Torokhov <dtor_core@ameritech.net>
To: "Gunter Königsmann" <gunter.koenigsmann@gmx.de>,
"Gunter Königsmann" <gunter@peterpall.de>
Cc: linux-kernel@vger.kernel.org, Vojtech Pavlik <vojtech@suse.cz>,
Andrew Morton <akpm@osdl.org>
Subject: Re: [PATCH 2/2] Psmouse log and discard timed out bytes
Date: Sat, 10 Jan 2004 03:46:03 -0500 [thread overview]
Message-ID: <200401100346.04660.dtor_core@ameritech.net> (raw)
In-Reply-To: <200401100345.17211.dtor_core@ameritech.net>
===================================================================
ChangeSet@1.1513, 2004-01-10 02:52:04-05:00, dtor_core@ameritech.net
Input: psmouse - if keyboard controller reports a timeout or a parity error
do not try to process the byte, log the problem and drop it early.
psmouse-base.c | 7 +++++++
1 files changed, 7 insertions(+)
===================================================================
diff -Nru a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
--- a/drivers/input/mouse/psmouse-base.c Sat Jan 10 03:23:08 2004
+++ b/drivers/input/mouse/psmouse-base.c Sat Jan 10 03:23:08 2004
@@ -121,6 +121,13 @@
if (psmouse->state == PSMOUSE_IGNORE)
goto out;
+ if (flags & (SERIO_PARITY|SERIO_TIMEOUT)) {
+ printk(KERN_WARNING "psmouse.c: bad data from KBC -%s%s\n",
+ flags & SERIO_TIMEOUT ? " timeout" : "",
+ flags & SERIO_PARITY ? " bad parity" : "");
+ goto out;
+ }
+
if (psmouse->acking) {
switch (data) {
case PSMOUSE_RET_ACK:
next prev parent reply other threads:[~2004-01-10 8:48 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-09 10:17 Synaptics Touchpad workaround for strange behavior after Sync loss (With Patch) Gunter Königsmann
2004-01-09 10:58 ` Vojtech Pavlik
2004-01-10 22:50 ` Peter Berg Larsen
2004-01-11 2:39 ` Peter Berg Larsen
2004-01-11 3:33 ` Dmitry Torokhov
2004-01-11 8:37 ` Gunter Königsmann
2004-01-11 12:52 ` Peter Berg Larsen
2004-01-11 14:22 ` Vojtech Pavlik
2004-01-11 15:34 ` Dmitry Torokhov
2004-01-11 15:06 ` Gunter Königsmann
2004-01-11 8:10 ` Vojtech Pavlik
2004-01-11 12:46 ` Peter Berg Larsen
2004-01-11 14:21 ` Vojtech Pavlik
2004-01-19 22:25 ` Vojtech Pavlik
2004-01-10 8:44 ` Dmitry Torokhov
2004-01-10 8:45 ` [PATCH 1/2] Synaptics rate switching Dmitry Torokhov
2004-01-10 8:46 ` Dmitry Torokhov [this message]
2004-01-10 13:05 ` [PATCH 2/2] Psmouse log and discard timed out bytes Gunter Königsmann
2004-01-10 13:23 ` Gunter Königsmann
2004-01-11 4:57 ` [PATCH 3/2] Psmouse log and discard timed out bytes - addition Dmitry Torokhov
2004-01-11 8:11 ` Gunter Königsmann
2004-01-10 9:56 ` [PATCH 1/2] Synaptics rate switching Vojtech Pavlik
2004-01-10 22:05 ` Gunter Königsmann
2004-01-10 23:37 ` Vojtech Pavlik
2004-01-11 2:20 ` Dmitry Torokhov
2004-01-11 8:00 ` Gunter Königsmann
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