misc: mic: silence an overflow warning

Static checkers complain that the this is a potential array overflow.
We verify that it's not on the next line so this code is OK, but
static checker warnings are annoying.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/misc/mic/vop/vop_vringh.c b/drivers/misc/mic/vop/vop_vringh.c
index c3613f39eb35..e94c7fb6712a 100644
--- a/drivers/misc/mic/vop/vop_vringh.c
+++ b/drivers/misc/mic/vop/vop_vringh.c
@@ -848,12 +848,13 @@ static int vop_virtio_copy_desc(struct vop_vdev *vdev,
                                 struct mic_copy_desc *copy)
 {
         int err;
-        struct vop_vringh *vvr = &vdev->vvr[copy->vr_idx];
+        struct vop_vringh *vvr;
 
         err = vop_verify_copy_args(vdev, copy);
         if (err)
                 return err;
 
+        vvr = &vdev->vvr[copy->vr_idx];
         mutex_lock(&vvr->vr_mutex);
         if (!vop_vdevup(vdev)) {
                 err = -ENODEV;