mutex_lock(&sbi->s_alloc_mutex);
part_len = sbi->s_partmaps[partition].s_partition_len;
- if (first_block < 0 || first_block >= part_len)
+ if (first_block >= part_len)
goto out;
if (first_block + block_count > part_len)
mutex_lock(&sbi->s_alloc_mutex);
repeat:
- if (goal < 0 || goal >= sbi->s_partmaps[partition].s_partition_len)
+ if (goal >= sbi->s_partmaps[partition].s_partition_len)
goal = 0;
nr_groups = bitmap->s_nr_groups;
int8_t etype = -1;
struct udf_inode_info *iinfo;
- if (first_block < 0 ||
- first_block >= sbi->s_partmaps[partition].s_partition_len)
+ if (first_block >= sbi->s_partmaps[partition].s_partition_len)
return 0;
iinfo = UDF_I(table);
return newblock;
mutex_lock(&sbi->s_alloc_mutex);
- if (goal < 0 || goal >= sbi->s_partmaps[partition].s_partition_len)
+ if (goal >= sbi->s_partmaps[partition].s_partition_len)
goal = 0;
/* We search for the closest matching block to goal. If we find
struct block_device *bdev = sb->s_bdev;
unsigned long lblock = 0;
- if (ioctl_by_bdev(bdev, CDROM_LAST_WRITTEN, (unsigned long) &lblock))
+ /*
+ * ioctl failed or returned obviously bogus value?
+ * Try using the device size...
+ */
+ if (ioctl_by_bdev(bdev, CDROM_LAST_WRITTEN, (unsigned long) &lblock) ||
+ lblock == 0)
lblock = bdev->bd_inode->i_size >> sb->s_blocksize_bits;
if (lblock)