USB: mos7840.c: fix a check-after-dereference

This patch fixes an obvious check-after-dereference spotted by the
Coverity checker.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Adrian Bunk 2006-10-09 01:16:32 +02:00 committed by Greg Kroah-Hartman
parent c19ecd6542
commit ad18027f49

View File

@ -2413,11 +2413,12 @@ static int mos7840_ioctl(struct usb_serial_port *port, struct file *file,
}
mos7840_port = mos7840_get_port_private(port);
tty = mos7840_port->port->tty;
if (mos7840_port == NULL)
return -1;
tty = mos7840_port->port->tty;
dbg("%s - port %d, cmd = 0x%x", __FUNCTION__, port->number, cmd);
switch (cmd) {