bcachefs: Fix bch2_read_bio_to_text()

We can only pass negative error codes to bch2_err_str(); if it's a
positive integer it's not an error and we trip an assert.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2025-06-16 20:08:23 -04:00
commit 6c4897caef