Fix bug in arena_realloc()

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/alloc/arena_realloc.c b/lib/alloc/arena_realloc.c
index b30c1b2..6877ae1 100644
--- a/lib/alloc/arena_realloc.c
+++ b/lib/alloc/arena_realloc.c
@@ -58,5 +58,5 @@ arena_realloc(arena *a, void *ptr, size_t old, size_t new, size_t elemsz,
 
 	/* At this point we just make a new allocation and copy the data over */
 	void *dst = arena_alloc(a, new, elemsz, align);
-	return dst == nullptr ? nullptr : memcpy(dst, ptr, new * elemsz);
+	return dst == nullptr ? nullptr : memcpy(dst, ptr, old * elemsz);
 }