From e636c8d336489bf3eed5878299e6cc045bbad077 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:17:29 +0000
Subject: [PATCH] debug lk
---
kernel/drivers/video/fbdev/geode/lxfb_core.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/kernel/drivers/video/fbdev/geode/lxfb_core.c b/kernel/drivers/video/fbdev/geode/lxfb_core.c
index 66c8126..6c6b6ef 100644
--- a/kernel/drivers/video/fbdev/geode/lxfb_core.c
+++ b/kernel/drivers/video/fbdev/geode/lxfb_core.c
@@ -234,6 +234,9 @@
static int lxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
{
+ if (!var->pixclock)
+ return -EINVAL;
+
if (var->xres > 1920 || var->yres > 1440)
return -EINVAL;
--
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