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Btrfs: don't BUG_ON() in btrfs_truncate_inode_items()

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[ Upstream commit 0552210997 ]

btrfs_free_extent() can fail because of ENOMEM. There's no reason to
panic here, we can just abort the transaction.

Fixes: f4b9aa8d3b ("btrfs_truncate")
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Omar Sandoval <osandov@fb.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Omar Sandoval
2018-05-11 13:13:31 -07:00
committed by Greg Kroah-Hartman
parent ef61d940cd
commit 3bf165384e
1 changed files with 4 additions and 1 deletions
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5
fs/btrfs/inode.c
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@@ -4740,7 +4740,10 @@ delete:
extent_num_bytes, 0,
btrfs_header_owner(leaf),
ino, extent_offset);
BUG_ON(ret);
if (ret) {
btrfs_abort_transaction(trans, ret);
break;
}
if (btrfs_should_throttle_delayed_refs(trans, fs_info))
btrfs_async_run_delayed_refs(fs_info,
trans->delayed_ref_updates * 2,