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-rw-r--r--libparted/arch/linux.c12
-rw-r--r--libparted/labels/mac.c9
2 files changed, 14 insertions, 7 deletions
diff --git a/libparted/arch/linux.c b/libparted/arch/linux.c
index 7e86b51..4c778ea 100644
--- a/libparted/arch/linux.c
+++ b/libparted/arch/linux.c
@@ -2582,9 +2582,12 @@ _blkpg_add_partition (PedDisk* disk, const PedPartition *part)
linux_part.length = part->geom.length * disk->dev->sector_size;
}
linux_part.pno = part->num;
- strncpy (linux_part.devname, dev_name, BLKPG_DEVNAMELTH);
- if (vol_name)
- strncpy (linux_part.volname, vol_name, BLKPG_VOLNAMELTH);
+ strncpy (linux_part.devname, dev_name, BLKPG_DEVNAMELTH-1);
+ linux_part.devname[BLKPG_DEVNAMELTH-1] = '\0';
+ if (vol_name) {
+ strncpy (linux_part.volname, vol_name, BLKPG_VOLNAMELTH-1);
+ linux_part.volname[BLKPG_VOLNAMELTH-1] = '\0';
+ }
free (dev_name);
@@ -2640,7 +2643,8 @@ static int _blkpg_resize_partition (PedDisk* disk, const PedPartition *part)
else
linux_part.length = part->geom.length * disk->dev->sector_size;
linux_part.pno = part->num;
- strncpy (linux_part.devname, dev_name, BLKPG_DEVNAMELTH);
+ strncpy (linux_part.devname, dev_name, BLKPG_DEVNAMELTH-1);
+ linux_part.devname[BLKPG_DEVNAMELTH-1] = '\0';
free (dev_name);
diff --git a/libparted/labels/mac.c b/libparted/labels/mac.c
index fa4e43f..4942c82 100644
--- a/libparted/labels/mac.c
+++ b/libparted/labels/mac.c
@@ -930,8 +930,10 @@ _generate_raw_part (PedDisk* disk, PedPartition* part,
= PED_CPU_TO_BE32 (mac_disk_data->last_part_entry_num);
part_map_entry->start_block = PED_CPU_TO_BE32 (part->geom.start);
part_map_entry->block_count = PED_CPU_TO_BE32 (part->geom.length);
- strncpy (part_map_entry->name, mac_part_data->volume_name, 32);
- strncpy (part_map_entry->type, mac_part_data->system_name, 32);
+ strncpy (part_map_entry->name, mac_part_data->volume_name, 31);
+ part_map_entry->name[31] = '\0';
+ strncpy (part_map_entry->type, mac_part_data->system_name, 31);
+ part_map_entry->type[31] = '\0';
if (mac_part_data->is_driver) {
if (mac_part_data->has_driver)
@@ -954,7 +956,8 @@ _generate_raw_part (PedDisk* disk, PedPartition* part,
part_map_entry->boot_cksum =
PED_CPU_TO_BE32 (mac_part_data->boot_checksum);
- strncpy (part_map_entry->processor, mac_part_data->processor_name, 16);
+ strncpy (part_map_entry->processor, mac_part_data->processor_name, 15);
+ part_map_entry->processor[15] = '\0';
if (!_pad_raw_part (disk, part->num, part_map))
goto error;