xorg-x11-drv-evdev/evdev-2.2.1-read-deadlock.patch

30 lines
873 B
Diff

From 98ecb5233bb3b899bd696a90d2733c6a345676dd Mon Sep 17 00:00:00 2001
From: Peter Hutterer <peter.hutterer@who-t.net>
Date: Mon, 6 Apr 2009 10:22:25 +1000
Subject: [PATCH] Trigger read error handling if len is <= 0.
Red Hat Bug 494245 <https://bugzilla.redhat.com/show_bug.cgi?id=494245>
Reported-by: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
---
src/evdev.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/src/evdev.c b/src/evdev.c
index f65359f..43a90be 100644
--- a/src/evdev.c
+++ b/src/evdev.c
@@ -565,7 +565,7 @@ EvdevReadInput(InputInfoPtr pInfo)
while (len == sizeof(ev))
{
len = read(pInfo->fd, &ev, sizeof(ev));
- if (len == 0)
+ if (len <= 0)
{
if (errno == ENODEV) /* May happen after resume */
{
--
1.6.0.6