From 48229f8e7f19c1b61a089fc9ede18d417a895454 Mon Sep 17 00:00:00 2001
From: Karel Zak <kzak@redhat.com>
Date: Mon, 24 Oct 2022 10:54:24 +0200
Subject: [PATCH] libblkid: (exfat) fix divide by zero [coverity scan]

Signed-off-by: Karel Zak <kzak@redhat.com>
---
 libblkid/src/superblocks/exfat.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libblkid/src/superblocks/exfat.c b/libblkid/src/superblocks/exfat.c
index 9d1309425..398619477 100644
--- a/libblkid/src/superblocks/exfat.c
+++ b/libblkid/src/superblocks/exfat.c
@@ -101,7 +101,7 @@ static struct exfat_entry_label *find_label(blkid_probe pr,
 			return (struct exfat_entry_label *) entry;
 
 		offset += EXFAT_ENTRY_SIZE;
-		if (offset % CLUSTER_SIZE(sb) == 0) {
+		if (CLUSTER_SIZE(sb) && (offset % CLUSTER_SIZE(sb)) == 0) {
 			cluster = next_cluster(pr, sb, cluster);
 			if (cluster < EXFAT_FIRST_DATA_CLUSTER)
 				return NULL;
-- 
2.27.0

