From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198

---
 kernel/drivers/video/fbdev/core/fbcon.c |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/kernel/drivers/video/fbdev/core/fbcon.c b/kernel/drivers/video/fbdev/core/fbcon.c
index 2782843..6d58c8a 100644
--- a/kernel/drivers/video/fbdev/core/fbcon.c
+++ b/kernel/drivers/video/fbdev/core/fbcon.c
@@ -2513,9 +2513,12 @@
 	    h > FBCON_SWAP(info->var.rotate, info->var.yres, info->var.xres))
 		return -EINVAL;
 
+	if (font->width > 32 || font->height > 32)
+		return -EINVAL;
+
 	/* Make sure drawing engine can handle the font */
-	if (!(info->pixmap.blit_x & (1 << (font->width - 1))) ||
-	    !(info->pixmap.blit_y & (1 << (font->height - 1))))
+	if (!(info->pixmap.blit_x & BIT(font->width - 1)) ||
+	    !(info->pixmap.blit_y & BIT(font->height - 1)))
 		return -EINVAL;
 
 	/* Make sure driver can handle the font length */

--
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