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btrfs: handle invalid profile in chunk allocation

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Do not BUG_ON() when an invalid profile is passed to __btrfs_alloc_chunk().
Instead return -EINVAL with ASSERT() to catch a bug in the development
stage.

Suggested-by: Johannes Thumshirn <Johannes.Thumshirn@wdc.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Naohiro Aota <naohiro.aota@wdc.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Naohiro Aota 2020-02-25 12:56:07 +09:00 committed by David Sterba
parent 52d40aba68
commit b25c19f49e
1 changed files with 4 additions and 1 deletions
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5
fs/btrfs/volumes.c
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@ -4773,7 +4773,10 @@ static int __btrfs_alloc_chunk(struct btrfs_trans_handle *trans,
int j;
int index;
BUG_ON(!alloc_profile_is_valid(type, 0));
if (!alloc_profile_is_valid(type, 0)) {
ASSERT(0);
return -EINVAL;
}
if (list_empty(&fs_devices->alloc_list)) {
if (btrfs_test_opt(info, ENOSPC_DEBUG))