From 674f1e3367c7cfb606047b2050338c725ba2eca2 Mon Sep 17 00:00:00 2001
From: Lorenzo Arena <arena.lor@gmail.com>
Date: Mon, 17 Feb 2025 15:54:20 +0100
Subject: [PATCH] dm-verity-img.bbclass: set sparse as "never" during initial
 file copy

This is needed when a verity image is used in conjunction with tools
like a WIC and a bmap file, as avoiding writing "sparse" sectors
can result in errors in the signature verification.

Signed-off-by: Lorenzo Arena <arena.lor@gmail.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
---
 classes/dm-verity-img.bbclass | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/classes/dm-verity-img.bbclass b/classes/dm-verity-img.bbclass
index 296020a..47f698c 100644
--- a/classes/dm-verity-img.bbclass
+++ b/classes/dm-verity-img.bbclass
@@ -146,7 +146,7 @@ verity_setup() {
         HASH_OFFSET="--hash-offset="$SIZE
     fi
 
-    cp -a $INPUT $OUTPUT
+    cp -a --sparse=never $INPUT $OUTPUT
 
     SETUP_ARGS=" \
         ${DM_VERITY_SETUP_ARGS} \