4.9-stable review patch. If anyone has any objections, please let me know.
------------------
From: Vasily Averin vvs@virtuozzo.com
commit cea5794122125bf67559906a0762186cf417099c upstream.
Fixes: 33afdcc5402d ("ext4: add a function which sets up group blocks ...") Cc: stable@kernel.org # 3.3 Signed-off-by: Vasily Averin vvs@virtuozzo.com Signed-off-by: Theodore Ts'o tytso@mit.edu Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- fs/ext4/resize.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
--- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -442,16 +442,18 @@ static int set_flexbg_block_bitmap(struc
BUFFER_TRACE(bh, "get_write_access"); err = ext4_journal_get_write_access(handle, bh); - if (err) + if (err) { + brelse(bh); return err; + } ext4_debug("mark block bitmap %#04llx (+%llu/%u)\n", block, block - start, count2); ext4_set_bits(bh->b_data, block - start, count2);
err = ext4_handle_dirty_metadata(handle, NULL, bh); + brelse(bh); if (unlikely(err)) return err; - brelse(bh); }
return 0;