diff options
Diffstat (limited to 'include/sys/kmem.h')
| -rw-r--r-- | include/sys/kmem.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/include/sys/kmem.h b/include/sys/kmem.h index 7bdd6fe24..c5e559cbd 100644 --- a/include/sys/kmem.h +++ b/include/sys/kmem.h @@ -58,7 +58,7 @@ extern unsigned int kmem_alloc_max; #define kmem_free(ptr, size) \ ({ \ - BUG_ON(!ptr); \ + BUG_ON(!ptr || size < 0); \ atomic_sub((size), &kmem_alloc_used); \ memset(ptr, 0x5a, (size)); /* Poison */ \ kfree(ptr); \ @@ -70,7 +70,11 @@ extern unsigned int kmem_alloc_max; #define kmem_alloc(size, flags) kmalloc(size, flags) #define kmem_zalloc(size, flags) kzalloc(size, flags) -#define kmem_free(ptr, size) kfree(ptr) +#define kmem_free(ptr, size) \ +({ \ + BUG_ON(!ptr || size < 0); \ + kfree(ptr); \ +}) #endif /* DEBUG_KMEM */ |