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-rw-r--r--libfdisk/src/gpt.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/libfdisk/src/gpt.c b/libfdisk/src/gpt.c
index b12a9cb60..1658782a8 100644
--- a/libfdisk/src/gpt.c
+++ b/libfdisk/src/gpt.c
@@ -2748,8 +2748,13 @@ int fdisk_gpt_set_npartitions(struct fdisk_context *cxt, uint32_t entries)
/* calculate the size (bytes) of the entries array */
rc = gpt_calculate_sizeof_ents(gpt->pheader, entries, &new_size);
if (rc) {
- fdisk_warnx(cxt, _("The number of the partition has to be smaller than %zu."),
- UINT32_MAX / le32_to_cpu(gpt->pheader->sizeof_partition_entry));
+ uint32_t entry_size = le32_to_cpu(gpt->pheader->sizeof_partition_entry);
+
+ if (entry_size == 0)
+ fdisk_warnx(cxt, _("The partition entry size is zero."));
+ else
+ fdisk_warnx(cxt, _("The number of the partition has to be smaller than %zu."),
+ UINT32_MAX / entry_size);
return rc;
}