From df3223f9f78a2d841c10fe5037f11bd28c03b6a5 Mon Sep 17 00:00:00 2001
From: Dirk Eibach <dirk.eibach@gdsys.cc>
Date: Thu, 2 Jun 2016 09:05:40 +0200
Subject: [PATCH] gdsys: osd: Allow osdsize on valid screens only
Limit "osdsize"-command to access valid screens only.
Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>
Reviewed-by: Tom Rini <trini@konsulko.com>
---
board/gdsys/common/osd.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/board/gdsys/common/osd.c b/board/gdsys/common/osd.c
index 4e292f5662..add9574369 100644
--- a/board/gdsys/common/osd.c
+++ b/board/gdsys/common/osd.c
@@ -469,6 +469,9 @@ int osd_size(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
}
for (screen = 0; screen < MAX_OSD_SCREEN; ++screen) {
+ if (!(osd_screen_mask & (1 << screen)))
+ continue;
+
OSD_SET_REG(screen, xy_size, ((x - 1) << 8) | (y - 1));
OSD_SET_REG(screen, x_pos, 32767 * (640 - 12 * x) / 65535);
OSD_SET_REG(screen, y_pos, 32767 * (480 - 18 * y) / 65535);
--
2.39.5