bcachefs: Fix faulty assertion

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

diff --git a/fs/bcachefs/buckets.c b/fs/bcachefs/buckets.c
index 3d243f2d10952181a071eead6f811004f914b9d4..78d43830d0a755a232eee559aa0ced516c356b14 100644 (file)
--- a/fs/bcachefs/buckets.c
+++ b/fs/bcachefs/buckets.c
@@ -1483,8 +1483,6 @@ static int bch2_trans_mark_stripe_ptr(struct btree_trans *trans,
        s64 parity_sectors;
        int ret = 0;
 
-       BUG_ON(!sectors);
-
        ret = trans_get_key(trans, BTREE_ID_EC, POS(0, p.idx), &iter, &k);
        if (ret)
                return ret;
@@ -1549,6 +1547,12 @@ static int bch2_trans_mark_extent(struct btree_trans *trans,
                        ? sectors
                        : ptr_disk_sectors_delta(p, offset, sectors, flags);
 
+               /*
+                * can happen due to rounding with compressed extents:
+                */
+               if (!disk_sectors)
+                       continue;
+
                ret = bch2_trans_mark_pointer(trans, p, disk_sectors,
                                              data_type);
                if (ret < 0)