correct bitmask

6 years ago · 2c652174b9
parent 2e13eac024
commit 2c652174b9
1 changed files with 1 additions and 1 deletions
--- a/include/llarp/net.hpp
+++ b/include/llarp/net.hpp
@ -218,7 +218,7 @@ namespace llarp
      in_addr_t addr = this->addr4()->s_addr;
      unsigned byte  = ntohl(addr);
      unsigned byte1 = byte >> 24 & 0xff;
-      unsigned byte2 = byte >> 16 & 0xff;
+      unsigned byte2 = (0x00ff0000 & byte >> 16);
      return (byte1 == 10 || (byte1 == 192 && byte2 == 168)
              || (byte1 == 172 && (byte2 >= 16 || byte2 <= 31)));
    }