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authorDarrick J. Wong <darrick.wong@oracle.com>2022-09-24 15:56:49 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-28 12:04:10 +0300
commit7a20c664a7d8059c3f98245f592207affb1d0208 (patch)
tree5fe8f4a31118ad854c38be2882b76614c56bec06
parentad9759d488021afbfc77df4c0b7c8a6969c6bbbc (diff)
downloadlinux-7a20c664a7d8059c3f98245f592207affb1d0208.tar.xz
xfs: fix some memory leaks in log recovery
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>
-rw-r--r--fs/xfs/xfs_log_recover.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 02f2147952b3..248101876e1e 100644
--- 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;
}
}