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-rw-r--r--kernel/early_res.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/early_res.c b/kernel/early_res.c
index 3cb2c661bb7..31aa9332ef3 100644
--- a/kernel/early_res.c
+++ b/kernel/early_res.c
@@ -333,6 +333,12 @@ void __init free_early_partial(u64 start, u64 end)
struct early_res *r;
int i;
+ if (start == end)
+ return;
+
+ if (WARN_ONCE(start > end, " wrong range [%#llx, %#llx]\n", start, end))
+ return;
+
try_next:
i = find_overlapped_early(start, end);
if (i >= max_early_res)