fix bug 4464 for real. I am dumb.

diff --git a/libbb/xrealloc_vector.c b/libbb/xrealloc_vector.c
index 43c34b720867b458739cbc564e06b63a6e406553..bbd5ab8ac3d00605f0ac06499c463c3cf3d7e534 100644 (file)
--- a/libbb/xrealloc_vector.c
+++ b/libbb/xrealloc_vector.c
@@ -39,8 +39,7 @@ void* FAST_FUNC xrealloc_vector_helper(void *vector, unsigned sizeof_and_shift,
        if (!(idx & (mask - 1))) {
                sizeof_and_shift >>= 8; /* sizeof(vector[0]) */
                vector = xrealloc(vector, sizeof_and_shift * (idx + mask + 1));
-               vector = (char*)vector + (sizeof_and_shift * idx);
-               memset(vector, 0, sizeof_and_shift * (mask + 1));
+               memset((char*)vector + (sizeof_and_shift * idx), 0, sizeof_and_shift * (mask + 1));
        }
        return vector;
 }