-
由 Oliver Neukum 提交于
Am Sonntag, 16. Dezember 2007 05:23:47 schrieb Andrew Morton: > On Sat, 15 Dec 2007 07:08:52 -0800 (PST) bugme-daemon@bugzilla.kernel.org wrote: > > > http://bugzilla.kernel.org/show_bug.cgi?id=9573 > > There's a null pointer dereference on drivers/usb/serial/whiteheat.c as > > follows: > > > > (1) line 613: the test "if (port->tty)" implies that null is a legal value > > for "port->tty" at that point > > > > (2) neither firm_open nor firm_purge initialize "port->tty" drivers/usb/serial/usb-serial::serial_open() sets port->tty The check for NULL is bogus. This patch removes the check. Signed-off-by: NOliver Neukum <oneukum@suse.de> Acked-by: NAlan Cox <alan@redhat.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
e5867980