mirror of
https://github.com/sheumann/hush.git
synced 2024-08-20 04:28:57 +00:00
mkfs_ext2: make sure we extend the image to requested size
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
parent
eaba48467c
commit
010fb00708
@ -236,6 +236,13 @@ int mkfs_ext2_main(int argc UNUSED_PARAM, char **argv)
|
||||
// open the device, get size in kbytes
|
||||
if (argv[1]) {
|
||||
kilobytes = xatoull(argv[1]);
|
||||
// seek past end fails on block devices but works on files
|
||||
if (lseek(fd, kilobytes * 1024 - 1, SEEK_SET) != (off_t)-1) {
|
||||
xwrite(fd, "", 1); // file grows if needed
|
||||
}
|
||||
//else {
|
||||
// bb_error_msg("warning, block device is smaller");
|
||||
//}
|
||||
} else {
|
||||
kilobytes = (uoff_t)xlseek(fd, 0, SEEK_END) / 1024;
|
||||
}
|
||||
@ -610,7 +617,7 @@ int mkfs_ext2_main(int argc UNUSED_PARAM, char **argv)
|
||||
dir = (struct ext2_dir *)buf;
|
||||
|
||||
// dump 2nd+ blocks of "/lost+found"
|
||||
STORE_LE(dir->rec_len1, blocksize); // e2fsck 1.41.4 compat
|
||||
STORE_LE(dir->rec_len1, blocksize); // e2fsck 1.41.4 compat (1.41.9 does not need this)
|
||||
for (i = 1; i < lost_and_found_blocks; ++i)
|
||||
PUT((uint64_t)(FETCH_LE32(gd[0].bg_inode_table) + inode_table_blocks + 1+i) * blocksize,
|
||||
buf, blocksize);
|
||||
|
Loading…
Reference in New Issue
Block a user