gcc-8.1's -Werror=stringop-truncation is easily confused. Rather than
disabling the check, make it explicit we are OK truncating here.
Signed-off-by: Jes Sorensen <jsorensen@fb.com>
struct imsm_map *map;
int idx = mpb->num_raid_devs;
int i;
struct imsm_map *map;
int idx = mpb->num_raid_devs;
int i;
unsigned long long array_blocks;
size_t size_old, size_new;
unsigned long long num_data_stripes;
unsigned long long array_blocks;
size_t size_old, size_new;
unsigned long long num_data_stripes;
return 0;
dv = xmalloc(sizeof(*dv));
dev = xcalloc(1, sizeof(*dev) + sizeof(__u32) * (info->raid_disks - 1));
return 0;
dv = xmalloc(sizeof(*dv));
dev = xcalloc(1, sizeof(*dev) + sizeof(__u32) * (info->raid_disks - 1));
- strncpy((char *) dev->volume, name, MAX_RAID_SERIAL_LEN);
+ /*
+ * Explicitly allow truncating to not confuse gcc's
+ * -Werror=stringop-truncation
+ */
+ namelen = min((int) strlen(name), MAX_RAID_SERIAL_LEN);
+ memcpy(dev->volume, name, namelen);
array_blocks = calc_array_size(info->level, info->raid_disks,
info->layout, info->chunk_size,
s->size * BLOCKS_PER_KB);
array_blocks = calc_array_size(info->level, info->raid_disks,
info->layout, info->chunk_size,
s->size * BLOCKS_PER_KB);