update sources to v12.1.0

[ceph.git] / ceph / src / msg / async / dpdk / IP.cc

diff --git a/ceph/src/msg/async/dpdk/IP.cc b/ceph/src/msg/async/dpdk/IP.cc
index 3d3e8fb50bca3838da0be4f0fde7dc95a539a5c4..9f36d2eafffdd208d2eb7caeb87218b1ccb22257 100644 (file)
--- a/ceph/src/msg/async/dpdk/IP.cc
+++ b/ceph/src/msg/async/dpdk/IP.cc
@@ -48,7 +48,7 @@
 #undef dout_prefix
 #define dout_prefix *_dout << "dpdk "
 
-std::ostream& operator<<(std::ostream& os, ipv4_address a) {
+std::ostream& operator<<(std::ostream& os, const ipv4_address& a) {
   auto ip = a.ip;
   return os << ((ip >> 24) & 0xff) << "." << ((ip >> 16) & 0xff)
             << "." << ((ip >> 8) & 0xff) << "." << ((ip >> 0) & 0xff);