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Bug fix: A zero sized GPT partition was marked after the last appended

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GPT partition.
This commit is contained in:
Thomas Schmitt 2015-04-18 14:07:16 +02:00
parent c8776e605e
commit a0719328ea
1 changed files with 3 additions and 2 deletions
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5
libisofs/system_area.c
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@ -1567,6 +1567,7 @@ static int iso_write_gpt(Ecma119Image *t, uint32_t img_blocks, uint8_t *buf)
if (t->gpt_req_count == 0)
return 2;
backup_end_lba = ((uint64_t) t->gpt_backup_end - t->gpt_backup_size) * 4;
/* Sort and fill gaps */
qsort(t->gpt_req, t->gpt_req_count,
@ -1580,6 +1581,8 @@ static int iso_write_gpt(Ecma119Image *t, uint32_t img_blocks, uint8_t *buf)
goal = t->gpt_req[i]->start_block;
} else {
goal = ((uint64_t) img_blocks) * 4;
if (goal > backup_end_lba)
goal = backup_end_lba;
}
if (i == 0) {
if (goal <= 16 * 4)
@ -1627,8 +1630,6 @@ static int iso_write_gpt(Ecma119Image *t, uint32_t img_blocks, uint8_t *buf)
req = t->gpt_req[i];
start_lba = req->start_block;
end_lba = req->start_block + req->block_count;
backup_end_lba = ((uint64_t) t->gpt_backup_end - t->gpt_backup_size) *
4;
if (req->start_block == t->opts->partition_offset * ((uint64_t) 4) &&
req->block_count == ((uint64_t) 4) * 0xffffffff)
end_lba = t->vol_space_size * 4;