staging: comedi: adl_pci9118: if test should use logical AND not bitwise AND

This quiets a couple sparse warnings about:

warning: dubious: !x & y

Also, remove the unnecessary parentheses around the variables.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Mori Hess <fmhess@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/adl_pci9118.c b/drivers/staging/comedi/drivers/adl_pci9118.c
index 3670ebdbcd81ad78b8b03c7cdb25aa9d4ee91f39..5a5c903f5e038ed17033686289a7267fdfec20f8 100644 (file)
--- a/drivers/staging/comedi/drivers/adl_pci9118.c
+++ b/drivers/staging/comedi/drivers/adl_pci9118.c
@@ -1735,7 +1735,7 @@ static int check_channel_list(struct comedi_device *dev,
                                                        "can't be mixtured!");
                                return 0;
                        }
-                       if ((!devpriv->usemux) & (differencial) &
+                       if (!devpriv->usemux && differencial &&
                            (CR_CHAN(chanlist[i]) >= this_board->n_aichand)) {
                                comedi_error(dev,
                                             "If AREF_DIFF is used then is "