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-rw-r--r--mm/slob.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/slob.c b/mm/slob.c
index a886e83e17ef..de5d5563a46c 100644
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -484,7 +484,8 @@ size_t ksize(const void *block)
{
struct slob_page *sp;
- if (unlikely(ZERO_OR_NULL_PTR(block)))
+ BUG_ON(!block);
+ if (unlikely(block == ZERO_SIZE_PTR))
return 0;
sp = (struct slob_page *)virt_to_page(block);