diff options
Diffstat (limited to 'super1.c')
-rw-r--r-- | super1.c | 4 |
1 files changed, 4 insertions, 0 deletions
@@ -917,12 +917,16 @@ static int write_init_super1(struct supertype *st, void *sbv, break; case 1: sb->super_offset = __cpu_to_le64(0); + if (4*2 + bm_space + __le64_to_cpu(sb->size) > dsize) + bm_space = dsize - __le64_to_cpu(sb->size) - 4*2; sb->data_offset = __cpu_to_le64(bm_space + 4*2); sb->data_size = __cpu_to_le64(dsize - bm_space - 4*2); break; case 2: sb_offset = 4*2; sb->super_offset = __cpu_to_le64(4*2); + if (4*2 + 4*2 + bm_space + __le64_to_cpu(sb->size) > dsize) + bm_space = dsize - __le64_to_cpu(sb->size) - 4*2 - 4*2; sb->data_offset = __cpu_to_le64(4*2 + 4*2 + bm_space); sb->data_size = __cpu_to_le64(dsize - 4*2 - 4*2 - bm_space ); break; |