Staging: comedi: jr3_pci: Initialize transf variable fully in jr3_pci_poll_subdevice().

Signed-off-by: Frank Mori Hess <fmhess@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 6 insertions, 12 deletions

diff --git a/drivers/staging/comedi/drivers/jr3_pci.c b/drivers/staging/comedi/drivers/jr3_pci.c
index 14bf29bf578..0d2c2eb23b2 100644
--- a/drivers/staging/comedi/drivers/jr3_pci.c
+++ b/drivers/staging/comedi/drivers/jr3_pci.c
@@ -515,6 +515,7 @@ static struct poll_delay_t jr3_pci_poll_subdevice(struct comedi_subdevice *s)
 {
         struct poll_delay_t result = poll_delay_min_max(1000, 2000);
         struct jr3_pci_subdev_private *p = s->private;
+        int i;
 
         if (p) {
                 volatile struct jr3_channel *channel = p->channel;
@@ -570,18 +571,11 @@ static struct poll_delay_t jr3_pci_poll_subdevice(struct comedi_subdevice *s)
                                                p->serial_no);
 
                                         /*  Transformation all zeros */
-                                        transf.link[0].link_type =
-                                            (enum link_types)0;
-                                        transf.link[0].link_amount = 0;
-                                        transf.link[1].link_type =
-                                            (enum link_types)0;
-                                        transf.link[1].link_amount = 0;
-                                        transf.link[2].link_type =
-                                            (enum link_types)0;
-                                        transf.link[2].link_amount = 0;
-                                        transf.link[3].link_type =
-                                            (enum link_types)0;
-                                        transf.link[3].link_amount = 0;
+                                        for (i = 0; i < ARRAY_SIZE(transf.link); i++) {
+                                                transf.link[i].link_type =
+                                                        (enum link_types)0;
+                                                transf.link[i].link_amount = 0;
+                                        }
 
                                         set_transforms(channel, transf, 0);
                                         use_transform(channel, 0);