diff --git a/net/eth.c b/net/eth.c
index c147c2ebb3..df81efb676 100644
--- a/net/eth.c
+++ b/net/eth.c
@@ -418,7 +418,7 @@ _eth_get_rss_ex_dst_addr(const struct iovec *pkt, int pkt_frags,
 
         bytes_read = iov_to_buf(pkt, pkt_frags,
                                 rthdr_offset + sizeof(*ext_hdr),
-                                dst_addr, sizeof(dst_addr));
+                                dst_addr, sizeof(*dst_addr));
 
         return bytes_read == sizeof(dst_addr);
     }
@@ -467,7 +467,7 @@ _eth_get_rss_ex_src_addr(const struct iovec *pkt, int pkt_frags,
 
             bytes_read = iov_to_buf(pkt, pkt_frags,
                                     opt_offset + sizeof(opthdr),
-                                    src_addr, sizeof(src_addr));
+                                    src_addr, sizeof(*src_addr));
 
             return bytes_read == sizeof(src_addr);
         }