From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Fri, 12 Feb 2016 06:44:34 +0000 (+0300)
Subject: misc: mic: silence an overflow warning
X-Git-Tag: v4.6-rc1~119^2~80
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=59ea25904406a606d1329650e45e13e682e89320;p=linux.git

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>
---

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;