From: Witold Kręcicki <wpk@isc.org>
Date: Wed, 29 Jan 2020 12:33:58 +0000 (+0100)
Subject: We don't need to fill udp local address every time since we are bound to it.
X-Git-Tag: v9.17.1~90^2~8
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a658f7976cd092bf68a1f2adecdf8d0e5f339758;p=thirdparty%2Fbind9.git

We don't need to fill udp local address every time since we are bound to it.
---

diff --git a/lib/isc/netmgr/udp.c b/lib/isc/netmgr/udp.c
index 84ac0d65278..46219d15bd4 100644
--- a/lib/isc/netmgr/udp.c
+++ b/lib/isc/netmgr/udp.c
@@ -284,8 +284,6 @@ udp_recv_cb(uv_udp_t *handle, ssize_t nrecv, const uv_buf_t *buf,
 	isc_result_t result;
 	isc_nmhandle_t *nmhandle = NULL;
 	isc_sockaddr_t sockaddr;
-	isc_sockaddr_t localaddr;
-	struct sockaddr_storage laddr;
 	isc_nmsocket_t *sock = uv_handle_get_data((uv_handle_t *)handle);
 	isc_region_t region;
 	uint32_t maxudp;
@@ -319,13 +317,7 @@ udp_recv_cb(uv_udp_t *handle, ssize_t nrecv, const uv_buf_t *buf,
 
 	result = isc_sockaddr_fromsockaddr(&sockaddr, addr);
 	RUNTIME_CHECK(result == ISC_R_SUCCESS);
-	uv_udp_getsockname(handle, (struct sockaddr *)&laddr,
-			   &(int){ sizeof(struct sockaddr_storage) });
-	result = isc_sockaddr_fromsockaddr(&localaddr,
-					   (struct sockaddr *)&laddr);
-	RUNTIME_CHECK(result == ISC_R_SUCCESS);
-
-	nmhandle = isc__nmhandle_get(sock, &sockaddr, &localaddr);
+	nmhandle = isc__nmhandle_get(sock, &sockaddr, NULL);
 	region.base = (unsigned char *)buf->base;
 	region.length = nrecv;