1 files changed, 6 insertions, 0 deletions

diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h
index 113ec080313f..cd401580bdd3 100644
--- a/include/linux/slab_def.h
+++ b/include/linux/slab_def.h
@@ -126,6 +126,9 @@ static __always_inline void *kmalloc(size_t size, gfp_t flags)
                 if (!size)
                         return ZERO_SIZE_PTR;
 
+                if (WARN_ON_ONCE(size > KMALLOC_MAX_SIZE))
+                        return NULL;
+
                 i = kmalloc_index(size);
 
 #ifdef CONFIG_ZONE_DMA
@@ -172,6 +175,9 @@ static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node)
                 if (!size)
                         return ZERO_SIZE_PTR;
 
+                if (WARN_ON_ONCE(size > KMALLOC_MAX_SIZE))
+                        return NULL;
+
                 i = kmalloc_index(size);
 
 #ifdef CONFIG_ZONE_DMA