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From f01796214bbde31e37b0593e547ad9436fdd02ba Mon Sep 17 00:00:00 2001
From: Petri Latvala <petri.latvala@intel.com>
Date: Wed, 9 Jan 2019 14:28:29 +0200
Subject: [PATCH] lib/fb: Fix rgb24 to nv12 conversion
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
A typo fix in 1x2 pixel block conversion code, revealed by GCC 9
Fixes: 1c7ef3890045 ("lib: Use igt_matrix for ycbcr<->rgb conversion")
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=109257
Reported-by: Martin Liska <mliska@suse.cz>
Signed-off-by: Petri Latvala <petri.latvala@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Upstream-Status: Backport
Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>
---
lib/igt_fb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/igt_fb.c b/lib/igt_fb.c
index 8244e517..5cd1829a 100644
--- a/lib/igt_fb.c
+++ b/lib/igt_fb.c
@@ -1779,7 +1779,7 @@ static void convert_rgb24_to_nv12(struct fb_convert *cvt)
struct igt_vec4 yuv[2];
read_rgb(&rgb[0], &rgb24[j * 8 + 0]);
- read_rgb(&rgb[2], &rgb24[j * 8 + 0 + rgb24_stride]);
+ read_rgb(&rgb[1], &rgb24[j * 8 + 0 + rgb24_stride]);
yuv[0] = igt_matrix_transform(&m, &rgb[0]);
yuv[1] = igt_matrix_transform(&m, &rgb[1]);
--
2.20.1
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