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From: Dan Carpenter <dan.carpenter@oracle.com>
To: Zhenyu Wang <zhenyuw@linux.intel.com>, Jike Song <jike.song@intel.com>
Cc: intel-gfx@lists.freedesktop.org, kernel-janitors@vger.kernel.org,
	dri-devel@lists.freedesktop.org,
	Daniel Vetter <daniel.vetter@intel.com>,
	intel-gvt-dev@lists.freedesktop.org,
	Zhi Wang <zhi.a.wang@intel.com>
Subject: [patch] drm/i915/gvt/kvmgt: remove some dead code
Date: Tue, 7 Feb 2017 16:16:31 +0300	[thread overview]
Message-ID: <20170207131630.GA28207@mwanda> (raw)

If "caps.buf" is already NULL then it doesn't need to be freed or set to
NULL.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c
index 3f656e3a6e5a..de2a55178a37 100644
--- a/drivers/gpu/drm/i915/gvt/kvmgt.c
+++ b/drivers/gpu/drm/i915/gvt/kvmgt.c
@@ -965,11 +965,8 @@ static long intel_vgpu_ioctl(struct mdev_device *mdev, unsigned int cmd,
 			sparse->areas[0].offset =
 					PAGE_ALIGN(vgpu_aperture_offset(vgpu));
 			sparse->areas[0].size = vgpu_aperture_sz(vgpu);
-			if (!caps.buf) {
-				kfree(caps.buf);
-				caps.buf = NULL;
+			if (!caps.buf)
 				caps.size = 0;
-			}
 			break;
 
 		case VFIO_PCI_BAR3_REGION_INDEX ... VFIO_PCI_BAR5_REGION_INDEX:
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             reply	other threads:[~2017-02-07 13:16 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-07 13:16 Dan Carpenter [this message]
2017-02-07 14:34 ` [patch] drm/i915/gvt/kvmgt: remove some dead code Joonas Lahtinen
2017-02-07 14:44   ` [Intel-gfx] " Dan Carpenter
2017-02-07 14:53   ` [patch v2] " Dan Carpenter
2017-02-08 12:49     ` Joonas Lahtinen
2017-02-09  1:40       ` [Intel-gfx] " Zhenyu Wang

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