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limine-install: Zero out partition entries BEFORE calculating crc32

This commit is contained in:
mintsuki 2021-03-17 18:53:20 +01:00
parent 0a1dfa766e
commit 17c184ca25
2 changed files with 9 additions and 9 deletions
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limine-install/limine-install
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limine-install/limine-install.c
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@ -407,6 +407,15 @@ int main(int argc, char *argv[]) {
fprintf(stderr, "New maximum count of partition entries: %zu.\n", new_partition_entry_count);
// Zero out unused partitions
void *empty = calloc(1, gpt_header.size_of_partition_entry);
for (size_t i = max_partition_entry_used + 1; i < new_partition_entry_count; i++) {
device_write(empty,
gpt_header.partition_entry_lba * lb_size + i * gpt_header.size_of_partition_entry,
gpt_header.size_of_partition_entry);
}
free(empty);
uint8_t *partition_array =
malloc(new_partition_entry_count * gpt_header.size_of_partition_entry);
if (partition_array == NULL) {
@ -424,15 +433,6 @@ int main(int argc, char *argv[]) {
free(partition_array);
// Zero out unused partitions
void *empty = calloc(1, gpt_header.size_of_partition_entry);
for (size_t i = max_partition_entry_used + 1; i < new_partition_entry_count; i++) {
device_write(empty,
gpt_header.partition_entry_lba * lb_size + i * gpt_header.size_of_partition_entry,
gpt_header.size_of_partition_entry);
}
free(empty);
gpt_header.partition_entry_array_crc32 = crc32_partition_array;
gpt_header.number_of_partition_entries = new_partition_entry_count;
gpt_header.crc32 = 0;