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bcachefs: Fix stripe create error path

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If we errored out on a new stripe before fully allocating it, we
shouldn't be zeroing out unwritten data.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2023-03-13 09:53:04 -04:00
parent ae1f56238d
commit aebe7a679c
1 changed files with 8 additions and 6 deletions
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14
fs/bcachefs/ec.c
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@ -1078,13 +1078,15 @@ static void ec_stripe_create(struct ec_stripe_new *s)
closure_sync(&s->iodone);
for (i = 0; i < nr_data; i++)
if (s->blocks[i]) {
ob = c->open_buckets + s->blocks[i];
if (!s->err) {
for (i = 0; i < nr_data; i++)
if (s->blocks[i]) {
ob = c->open_buckets + s->blocks[i];
if (ob->sectors_free)
zero_out_rest_of_ec_bucket(c, s, i, ob);
}
if (ob->sectors_free)
zero_out_rest_of_ec_bucket(c, s, i, ob);
}
}
if (s->err) {
if (!bch2_err_matches(s->err, EROFS))