linux-kernel - [PATCH] drm/i915/gvt: Use ARRAY

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Message-Id: <1529308106-30716-1-git-send-email-rajan.vaja@softnautics.com>
Date:   Mon, 18 Jun 2018 13:18:26 +0530
From:   rajan.vaja@...il.com
To:     zhenyuw@...ux.intel.com, zhi.a.wang@...el.com,
        jani.nikula@...ux.intel.com, joonas.lahtinen@...ux.intel.com,
        rodrigo.vivi@...el.com, airlied@...ux.ie
Cc:     intel-gvt-dev@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Rajan Vaja <rajan.vaja@...il.com>
Subject: [PATCH] drm/i915/gvt: Use ARRAY_SIZE macro

From: Rajan Vaja <rajan.vaja@...il.com>

Use ARRAY_SIZE instead of dividing sizeof array with sizeof
an element. This fixes below warning reported by Coccinelle:
drivers/gpu/drm//i915/gvt/vgpu.c:122:30-31: WARNING: Use ARRAY_SIZE

Signed-off-by: Rajan Vaja <rajan.vaja@...il.com>
---
 drivers/gpu/drm/i915/gvt/vgpu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c
index 2e0a02a..e4c3368 100644
--- a/drivers/gpu/drm/i915/gvt/vgpu.c
+++ b/drivers/gpu/drm/i915/gvt/vgpu.c
@@ -119,7 +119,7 @@ int intel_gvt_init_vgpu_types(struct intel_gvt *gvt)
 	 */
 	low_avail = gvt_aperture_sz(gvt) - HOST_LOW_GM_SIZE;
 	high_avail = gvt_hidden_sz(gvt) - HOST_HIGH_GM_SIZE;
-	num_types = sizeof(vgpu_types) / sizeof(vgpu_types[0]);
+	num_types = ARRAY_SIZE(vgpu_types);
 
 	gvt->types = kzalloc(num_types * sizeof(struct intel_vgpu_type),
 			     GFP_KERNEL);
-- 
2.7.4