kmemtrace: trace kfree() calls with NULL or zero-length objects

[linux-2.6-omap-h63xx.git] / mm / slub.c

diff --git a/mm/slub.c b/mm/slub.c
index a98078bf738b209c328a43f18764bb056849db70..7ab54ecbd3f3a5abe50eba2c0a5dc035bf4d5efc 100644 (file)
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2792,6 +2792,8 @@ void kfree(const void *x)
        struct page *page;
        void *object = (void *)x;
 
+       trace_kfree(_RET_IP_, x);
+
        if (unlikely(ZERO_OR_NULL_PTR(x)))
                return;
 
@@ -2802,8 +2804,6 @@ void kfree(const void *x)
                return;
        }
        slab_free(page->slab, page, object, _RET_IP_);
-
-       trace_kfree(_RET_IP_, x);
 }
 EXPORT_SYMBOL(kfree);