mac80211: fix deauth before assoc

[safe/jmp/linux-2.6] / kernel / early_res.c

diff --git a/kernel/early_res.c b/kernel/early_res.c
index 3cb2c66..31aa933 100644 (file)
--- 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)