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-rw-r--r--fs/xfs/xfs_log.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 18fd4be..2119302 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -1449,6 +1449,13 @@ xlog_dealloc_log(xlog_t *log)
xlog_cil_destroy(log);
+ /*
+ * always need to ensure that the extra buffer does not point to memory
+ * owned by another log buffer before we free it.
+ */
+ xfs_buf_set_empty(log->l_xbuf, log->l_iclog_size);
+ xfs_buf_free(log->l_xbuf);
+
iclog = log->l_iclog;
for (i=0; i<log->l_iclog_bufs; i++) {
xfs_buf_free(iclog->ic_bp);
@@ -1458,7 +1465,6 @@ xlog_dealloc_log(xlog_t *log)
}
spinlock_destroy(&log->l_icloglock);
- xfs_buf_free(log->l_xbuf);
log->l_mp->m_log = NULL;
kmem_free(log);
} /* xlog_dealloc_log */