Fix the parameter of vp9_full_pixel_diamond_new

Change-Id: I36b970953c960fde65d7b7705ccfa575c8741c43
diff --git a/vp9/encoder/vp9_rdopt.c b/vp9/encoder/vp9_rdopt.c
index 2e1aa1d..b55e2dd 100644
--- a/vp9/encoder/vp9_rdopt.c
+++ b/vp9/encoder/vp9_rdopt.c
@@ -2461,7 +2461,7 @@
 #if CONFIG_NON_GREEDY_MV
       this_me = vp9_full_pixel_diamond_new(
           cpi, x, &mvp_full, VPXMAX(step_param, MAX_MVSEARCH_STEPS - step),
-          lambda, 1, &cpi->fn_ptr[bsize], nb_full_mvs, &tmp_mv->as_mv, &mv_dist,
+          lambda, 1, &cpi->fn_ptr[bsize], nb_full_mvs, &this_mv, &mv_dist,
           &mv_cost);
 #else   // CONFIG_NON_GREEDY_MV
       this_me = vp9_full_pixel_search(