From 74570d413cbb5cede06a0183a91d3006f134bf6b Mon Sep 17 00:00:00 2001
From: Kimball Murray <kimball.murray@stratus.com>
Date: Sun, 29 Jan 2006 21:50:59 -0500
Subject: [PATCH] Input: mousedev - fix memory leak
Apparently, "while true; do cat </dev/null >/dev/input/mice; done" causes
an OOM in a short amount of time. Funny that nobody noticed, it actually
is very easy to trigger just by switching between VT1 and VT7...
Signed-off-by: Pete Zaitcev <zaitcev@redhat.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
---
drivers/input/mousedev.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
index 81fd7a97a93d..9abed18d2ecf 100644
--- a/drivers/input/mousedev.c
+++ b/drivers/input/mousedev.c
@@ -356,7 +356,7 @@ static void mousedev_free(struct mousedev *mousedev)
kfree(mousedev);
}
-static int mixdev_release(void)
+static void mixdev_release(void)
{
struct input_handle *handle;
@@ -370,8 +370,6 @@ static int mixdev_release(void)
mousedev_free(mousedev);
}
}
-
- return 0;
}
static int mousedev_release(struct inode * inode, struct file * file)
@@ -384,9 +382,8 @@ static int mousedev_release(struct inode * inode, struct file * file)
if (!--list->mousedev->open) {
if (list->mousedev->minor == MOUSEDEV_MIX)
- return mixdev_release();
-
- if (!mousedev_mix.open) {
+ mixdev_release();
+ else if (!mousedev_mix.open) {
if (list->mousedev->exist)
input_close_device(&list->mousedev->handle);
else
--
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