| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.4 113/120] xfs: fix some memory leaks in log recovery | Date | Mon, 26 Sep 2022 12:12:26 +0200 |
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From: "Darrick J. Wong" <darrick.wong@oracle.com>
commit 050552cbe06a3a9c3f977dcf11ff998ae1d5c2d5 upstream.
Fix a few places where we xlog_alloc_buffer a buffer, hit an error, and then bail out without freeing the buffer.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Brian Foster <bfoster@redhat.com> Acked-by: Darrick J. Wong <djwong@kernel.org> Signed-off-by: Chandan Babu R <chandan.babu@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- fs/xfs/xfs_log_recover.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-)
--- a/fs/xfs/xfs_log_recover.c +++ b/fs/xfs/xfs_log_recover.c @@ -1347,10 +1347,11 @@ xlog_find_tail( error = xlog_rseek_logrec_hdr(log, *head_blk, *head_blk, 1, buffer, &rhead_blk, &rhead, &wrapped); if (error < 0) - return error; + goto done; if (!error) { xfs_warn(log->l_mp, "%s: couldn't find sync record", __func__); - return -EFSCORRUPTED; + error = -EFSCORRUPTED; + goto done; } *tail_blk = BLOCK_LSN(be64_to_cpu(rhead->h_tail_lsn)); @@ -5318,7 +5319,8 @@ xlog_do_recovery_pass( } else { XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, log->l_mp); - return -EFSCORRUPTED; + error = -EFSCORRUPTED; + goto bread_err1; } }
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