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Fix memory leak in zil_parse(). 

482da24e2 missed arc_buf_destroy() calls on log parse errors, possibly
leaking up to 128KB of memory per dataset during ZIL replay.

Signed-off-by:	Alexander Motin <mav@FreeBSD.org>
Sponsored by:	iXsystems, Inc.
This commit is contained in:
Alexander Motin 2023-06-16 20:18:23 -04:00 committed by Brian Behlendorf
parent f9a2d94c95
commit cb549c7425
1 changed files with 6 additions and 2 deletions
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8
module/zfs/zil.c
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@ -418,12 +418,16 @@ zil_parse(zilog_t *zilog, zil_parse_blk_func_t *parse_blk_func,
lr_t *lr = (lr_t *)lrp;
reclen = lr->lrc_reclen;
ASSERT3U(reclen, >=, sizeof (lr_t));
if (lr->lrc_seq > claim_lr_seq)
if (lr->lrc_seq > claim_lr_seq) {
arc_buf_destroy(abuf, &abuf);
goto done;
}
error = parse_lr_func(zilog, lr, arg, txg);
if (error != 0)
if (error != 0) {
arc_buf_destroy(abuf, &abuf);
goto done;
}
ASSERT3U(max_lr_seq, <, lr->lrc_seq);
max_lr_seq = lr->lrc_seq;
lr_count++;