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Date: Sun, 03 Feb 2019 14:45:08 +0100 From: Ben Hutchings <ben@...adent.org.uk> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org CC: akpm@...ux-foundation.org, Denis Kirjanov <kda@...ux-powerpc.org>, "Theodore Ts'o" <tytso@....edu>, "Vasily Averin" <vvs@...tuozzo.com> Subject: [PATCH 3.16 138/305] ext4: add missing brelse() update_backups()'s error path 3.16.63-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Vasily Averin <vvs@...tuozzo.com> commit ea0abbb648452cdb6e1734b702b6330a7448fcf8 upstream. Fixes: ac27a0ec112a ("ext4: initial copy of files from ext3") Signed-off-by: Vasily Averin <vvs@...tuozzo.com> Signed-off-by: Theodore Ts'o <tytso@....edu> Signed-off-by: Ben Hutchings <ben@...adent.org.uk> --- fs/ext4/resize.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -1093,8 +1093,10 @@ static void update_backups(struct super_ backup_block, backup_block - ext4_group_first_block_no(sb, group)); BUFFER_TRACE(bh, "get_write_access"); - if ((err = ext4_journal_get_write_access(handle, bh))) + if ((err = ext4_journal_get_write_access(handle, bh))) { + brelse(bh); break; + } lock_buffer(bh); memcpy(bh->b_data, data, size); if (rest)
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