diff options
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/comedi/drivers/amplc_pc263.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/staging/comedi/drivers/amplc_pc263.c b/drivers/staging/comedi/drivers/amplc_pc263.c index 60830ccfb90..d0a4c441228 100644 --- a/drivers/staging/comedi/drivers/amplc_pc263.c +++ b/drivers/staging/comedi/drivers/amplc_pc263.c @@ -323,6 +323,8 @@ static void pc263_detach(struct comedi_device *dev) { const struct pc263_board *thisboard = comedi_board(dev); + if (!thisboard) + return; if (is_isa_board(thisboard)) { if (dev->iobase) release_region(dev->iobase, PC263_IO_SIZE); |