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Message-Id: <20200829025403.3139-1-dinghao.liu@zju.edu.cn> Date: Sat, 29 Aug 2020 10:54:02 +0800 From: Dinghao Liu <dinghao.liu@....edu.cn> To: dinghao.liu@....edu.cn, kjlu@....edu Cc: "Theodore Ts'o" <tytso@....edu>, Andreas Dilger <adilger.kernel@...ger.ca>, linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH] [v2] ext4: Fix error handling code in add_new_gdb When ext4_journal_get_write_access() fails, we should terminate the execution flow and release n_group_desc, iloc.bh, dind and gdb_bh. Signed-off-by: Dinghao Liu <dinghao.liu@....edu.cn> --- Changelog: v2: - Remove changes to ext4_handle_dirty_super()'s error handling path. --- fs/ext4/resize.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c index a50b51270ea9..71bf600e5b42 100644 --- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -843,8 +843,10 @@ static int add_new_gdb(handle_t *handle, struct inode *inode, BUFFER_TRACE(dind, "get_write_access"); err = ext4_journal_get_write_access(handle, dind); - if (unlikely(err)) + if (unlikely(err)) { ext4_std_error(sb, err); + goto errout; + } /* ext4_reserve_inode_write() gets a reference on the iloc */ err = ext4_reserve_inode_write(handle, inode, &iloc); -- 2.17.1
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