This commit is contained in:
Brian Pugh 2023-08-20 11:33:29 -07:00
parent 5caa83fb77
commit d6c0c6a786
1 changed files with 13 additions and 12 deletions

25
lfs.c
View File

@ -1066,7 +1066,8 @@ static lfs_stag_t lfs_dir_fetchmatch(lfs_t *lfs,
// if either block address is invalid we return LFS_ERR_CORRUPT here,
// otherwise later writes to the pair could fail
if (lfs->block_count && (pair[0] >= lfs->block_count || pair[1] >= lfs->block_count)) {
if (lfs->block_count
&& (pair[0] >= lfs->block_count || pair[1] >= lfs->block_count)) {
return LFS_ERR_CORRUPT;
}
@ -4415,17 +4416,17 @@ static int lfs_rawformat(lfs_t *lfs, const struct lfs_config *cfg) {
return err;
}
if(cfg->block_count == 0){
if (cfg->block_count == 0) {
// Attempt to read a (possibly) prior superblock
lfs_superblock_t superblock;
err = lfs_scan_for_superblock(lfs, &superblock);
if(err){
if (err) {
goto cleanup;
}
lfs->block_count = superblock.block_count;
err = lfs_validate_superblock(lfs, &superblock);
if(err){
if (err) {
goto cleanup;
}
}
@ -4495,21 +4496,21 @@ static int lfs_rawmount(lfs_t *lfs, const struct lfs_config *cfg) {
lfs_superblock_t superblock;
err = lfs_scan_for_superblock(lfs, &superblock);
if(err) {
if (err) {
goto cleanup;
}
if(lfs->block_count == 0){
if (lfs->block_count == 0) {
lfs->block_count = superblock.block_count;
}
err = lfs_validate_superblock(lfs, &superblock);
if(err){
if (err) {
goto cleanup;
}
err = lfs_scan_for_state_updates(lfs);
if(err) {
if (err) {
goto cleanup;
}
@ -5512,10 +5513,10 @@ static int lfs1_unmount(lfs_t *lfs) {
/// v1 migration ///
static int lfs_rawmigrate(lfs_t *lfs, const struct lfs_config *cfg) {
struct lfs1 lfs1;
if(cfg->block_count == 0){
// Indeterminate filesystem size not allowed for migration.
return LFS_ERR_INVAL;
}
// Indeterminate filesystem size not allowed for migration.
LFS_ASSERT(cfg->block_count != 0);
int err = lfs1_mount(lfs, &lfs1, cfg);
if (err) {
return err;