musl - musl - an implementation of the standard library for Linux-based systems

diff --git a/src/network/res_send.c b/src/network/res_send.c
index b9cea0bf..ee4abf1f 100644
--- a/src/network/res_send.c
+++ b/src/network/res_send.c

@@ -3,7 +3,7 @@

int __res_send(const unsigned char *msg, int msglen, unsigned char *answer, int anslen)

{

int r = __res_msend(1, &msg, &msglen, &answer, &anslen, anslen);

- return r<0 ? r : anslen;

+ return r<0 || !anslen ? -1 : anslen;

}

weak_alias(__res_send, res_send);