drivers/input/evdev.c: don't kfree() a vmalloc address

If kzalloc() failed and then evdev_open_device() fails, evdev_open()
will pass a vmalloc'ed pointer to kfree.

This might fix https://bugzilla.kernel.org/show_bug.cgi?id=88401, where
there was a crash in kfree().

Reported-by: Christian Casteyde <casteyde.christian@free.fr>
Belatedly-Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Henrik Rydberg <rydberg@euromail.se>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andrew Morton 2014-12-02 15:59:31 -08:00 committed by Linus Torvalds
parent 91b57191cf
commit 92788ac1eb
1 changed files with 1 additions and 1 deletions

View File

@ -421,7 +421,7 @@ static int evdev_open(struct inode *inode, struct file *file)
err_free_client:
evdev_detach_client(evdev, client);
kfree(client);
kvfree(client);
return error;
}