[PATCH] drm/i915/gvt: remove the redundant info NULL check
Zhang, Tina
tina.zhang at intel.com
Fri Mar 24 09:14:21 UTC 2017
Add Colin and Dan.
Thanks.
> -----Original Message-----
> From: intel-gvt-dev [mailto:intel-gvt-dev-bounces at lists.freedesktop.org] On
> Behalf Of Tina Zhang
> Sent: Friday, March 24, 2017 1:57 PM
> To: intel-gvt-dev at lists.freedesktop.org
> Cc: Zhang, Tina <tina.zhang at intel.com>
> Subject: [PATCH] drm/i915/gvt: remove the redundant info NULL check
>
> The variable info is never NULL, which is checked by the caller. This patch
> removes the redundant info NULL check logic.
>
> Signed-off-by: Tina Zhang <tina.zhang at intel.com>
>
> diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c
> b/drivers/gpu/drm/i915/gvt/kvmgt.c
> index d641214..2d92119 100644
> --- a/drivers/gpu/drm/i915/gvt/kvmgt.c
> +++ b/drivers/gpu/drm/i915/gvt/kvmgt.c
> @@ -1340,13 +1340,6 @@ static int kvmgt_guest_init(struct mdev_device
> *mdev)
>
> static bool kvmgt_guest_exit(struct kvmgt_guest_info *info) {
> - struct intel_vgpu *vgpu = info->vgpu;
> -
> - if (!info) {
> - gvt_vgpu_err("kvmgt_guest_info invalid\n");
> - return false;
> - }
> -
> kvm_page_track_unregister_notifier(info->kvm, &info->track_node);
> kvm_put_kvm(info->kvm);
> kvmgt_protect_table_destroy(info);
> --
> 2.7.4
>
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