4.19-stable review patch. If anyone has any objections, please let me know.
------------------
From: Kemeng Shi shikemeng@huaweicloud.com
[ Upstream commit cc102aa24638b90e04364d64e4f58a1fa91a1976 ]
The new_bh is from alloc_buffer_head, we should call free_buffer_head to free it in error case.
Signed-off-by: Kemeng Shi shikemeng@huaweicloud.com Reviewed-by: Zhang Yi yi.zhang@huawei.com Reviewed-by: Jan Kara jack@suse.cz Link: https://patch.msgid.link/20240514112438.1269037-2-shikemeng@huaweicloud.com Signed-off-by: Theodore Ts'o tytso@mit.edu Signed-off-by: Sasha Levin sashal@kernel.org --- fs/jbd2/journal.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c index 629928b19e487..08cff80f8c297 100644 --- a/fs/jbd2/journal.c +++ b/fs/jbd2/journal.c @@ -430,6 +430,7 @@ int jbd2_journal_write_metadata_buffer(transaction_t *transaction, tmp = jbd2_alloc(bh_in->b_size, GFP_NOFS); if (!tmp) { brelse(new_bh); + free_buffer_head(new_bh); return -ENOMEM; } jbd_lock_bh_state(bh_in);