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-rw-r--r--mm/percpu.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/mm/percpu.c b/mm/percpu.c
index e61dc2cc587..58c572b18b0 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -393,7 +393,9 @@ static int pcpu_extend_area_map(struct pcpu_chunk *chunk, int new_alloc)
goto out_unlock;
old_size = chunk->map_alloc * sizeof(chunk->map[0]);
- memcpy(new, chunk->map, old_size);
+ old = chunk->map;
+
+ memcpy(new, old, old_size);
chunk->map_alloc = new_alloc;
chunk->map = new;
@@ -1162,7 +1164,7 @@ static struct pcpu_alloc_info * __init pcpu_build_alloc_info(
}
/*
- * Don't accept if wastage is over 25%. The
+ * Don't accept if wastage is over 1/3. The
* greater-than comparison ensures upa==1 always
* passes the following check.
*/