Index: compiler-rt/trunk/lib/sanitizer_common/sanitizer_fuchsia.cc
===================================================================
--- compiler-rt/trunk/lib/sanitizer_common/sanitizer_fuchsia.cc
+++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_fuchsia.cc
@@ -472,9 +472,7 @@
 
 bool GetRandom(void *buffer, uptr length, bool blocking) {
   CHECK_LE(length, ZX_CPRNG_DRAW_MAX_LEN);
-  size_t size;
-  CHECK_EQ(_zx_cprng_draw(buffer, length, &size), ZX_OK);
-  CHECK_EQ(size, length);
+  CHECK_EQ(_zx_cprng_draw(buffer, length), ZX_OK);
   return true;
 }