From: Zdenek Kabelac <zkabelac@redhat.com>
Date: Fri, 9 Aug 2024 11:06:01 +0000 (+0200)
Subject: cov: avoid expression overflow
X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=426c3c7b88fab1c4c701fe7f15c7aac81435e54f;p=lvm2.git

cov: avoid expression overflow

Use 64bit math to multiply extent_size.
---

diff --git a/lib/metadata/integrity_manip.c b/lib/metadata/integrity_manip.c
index 3a186bec1..809bddf03 100644
--- a/lib/metadata/integrity_manip.c
+++ b/lib/metadata/integrity_manip.c
@@ -63,7 +63,7 @@ static uint64_t _lv_size_bytes_to_integrity_meta_bytes(uint64_t lv_size_bytes, u
 		/* for calculating the metadata LV size for the specified
 		   journal size, round the specified journal size up to the
 		   nearest extent.  extent_size is in sectors. */
-		initial_bytes = dm_round_up(journal_sectors, extent_size) * 512;
+		initial_bytes = dm_round_up(journal_sectors, (int64_t)extent_size) * 512;
 		goto out;
 	}