linux-kernel - [PATCH] drm/mediatek: eliminate the magic number in array size

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Date:   Wed,  6 May 2020 05:42:55 -0700
From:   Bernard Zhao <bernard@...o.com>
To:     Chun-Kuang Hu <chunkuang.hu@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Matthias Brugger <matthias.bgg@...il.com>,
        dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     opensource.kernel@...o.com, Bernard Zhao <bernard@...o.com>
Subject: [PATCH] drm/mediatek: eliminate the magic number in array size

Eiminate the magic number in array size, there macro defines in
hdmi.h.

Signed-off-by: Bernard Zhao <bernard@...o.com>
---
 drivers/gpu/drm/mediatek/mtk_hdmi.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
index ff43a3d80410..4c962c7f06e5 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
@@ -982,7 +982,7 @@ static int mtk_hdmi_setup_avi_infoframe(struct mtk_hdmi *hdmi,
 					struct drm_display_mode *mode)
 {
 	struct hdmi_avi_infoframe frame;
-	u8 buffer[17];
+	u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AVI_INFOFRAME_SIZE];
 	ssize_t err;
 
 	err = drm_hdmi_avi_infoframe_from_display_mode(&frame,
@@ -1008,7 +1008,7 @@ static int mtk_hdmi_setup_spd_infoframe(struct mtk_hdmi *hdmi,
 					const char *product)
 {
 	struct hdmi_spd_infoframe frame;
-	u8 buffer[29];
+	u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_SPD_INFOFRAME_SIZE];
 	ssize_t err;
 
 	err = hdmi_spd_infoframe_init(&frame, vendor, product);
@@ -1031,7 +1031,7 @@ static int mtk_hdmi_setup_spd_infoframe(struct mtk_hdmi *hdmi,
 static int mtk_hdmi_setup_audio_infoframe(struct mtk_hdmi *hdmi)
 {
 	struct hdmi_audio_infoframe frame;
-	u8 buffer[14];
+	u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AUDIO_INFOFRAME_SIZE];
 	ssize_t err;
 
 	err = hdmi_audio_infoframe_init(&frame);
-- 
2.26.2