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/fs/ext4/fsmap.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/kernel/fs/ext4/fsmap.c b/kernel/fs/ext4/fsmap.c
index 4c2a9fe..0b2e4d3 100644
--- a/kernel/fs/ext4/fsmap.c
+++ b/kernel/fs/ext4/fsmap.c
@@ -486,6 +486,8 @@
 		keys[0].fmr_physical = bofs;
 	if (keys[1].fmr_physical >= eofs)
 		keys[1].fmr_physical = eofs - 1;
+	if (keys[1].fmr_physical < keys[0].fmr_physical)
+		return 0;
 	start_fsb = keys[0].fmr_physical;
 	end_fsb = keys[1].fmr_physical;
 

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