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-rw-r--r--arch/powerpc/mm/mem.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index ad9cf49dfb89..5db316cad47b 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -123,7 +123,8 @@ int arch_add_memory(int nid, u64 start, u64 size)
pgdata = NODE_DATA(nid);
start = (unsigned long)__va(start);
- create_section_mapping(start, start + size);
+ if (create_section_mapping(start, start + size))
+ return -EINVAL;
/* this should work for most non-highmem platforms */
zone = pgdata->node_zones;