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-rw-r--r--src/or/connection_edge.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/or/connection_edge.c b/src/or/connection_edge.c
index ec085bb40..8505d98f3 100644
--- a/src/or/connection_edge.c
+++ b/src/or/connection_edge.c
@@ -499,7 +499,7 @@ void client_dns_set_addressmap(const char *address, uint32_t val)
tor_assert(address); tor_assert(val);
if (tor_inet_aton(address, &in))
- return; /* don't set an addresmap back to ourselves! ????NM*/
+ return; /* If address was an IP address already, don't add a mapping. */
in.s_addr = htonl(val);
addr = tor_malloc(INET_NTOA_BUF_LEN);
tor_inet_ntoa(&in,addr,INET_NTOA_BUF_LEN);