sock could be used uninitalized in isc_socketmgr_renderxml on error

diff --git a/lib/isc/win32/socket.c b/lib/isc/win32/socket.c
index 94638d20f080829e7fb5ee00925a8e5f9d7a9bfb..c2693977f0980f5a0029a7d62c6ac8884cfbf074 100644 (file)
--- a/lib/isc/win32/socket.c
+++ b/lib/isc/win32/socket.c
@@ -3891,7 +3891,7 @@ _socktype(isc_sockettype_t type)
 int
 isc_socketmgr_renderxml(isc_socketmgr_t *mgr, xmlTextWriterPtr writer)
 {
-       isc_socket_t *sock;
+       isc_socket_t *sock = NULL;
        char peerbuf[ISC_SOCKADDR_FORMATSIZE];
        isc_sockaddr_t addr;
        ISC_SOCKADDR_LEN_T len;