vendor/libsodium/src/libsodium/randombytes/randombytes.c in rbnacl-libsodium-0.4.5 vs vendor/libsodium/src/libsodium/randombytes/randombytes.c in rbnacl-libsodium-0.5.0

@@ -44,10 +44,12 @@
 }
 
 void
 randombytes_buf(void * const buf, const size_t size)
 {
-    implementation->buf(buf, size);
+    if (size > (size_t) 0U) {
+        implementation->buf(buf, size);
+    }
 }
 
 int
 randombytes_close(void)
 {