fix getservby*_r result pointer value on error

[musl] / src / network / getservbyname_r.c

diff --git a/src/network/getservbyname_r.c b/src/network/getservbyname_r.c
index 8cdf622..ad3d616 100644 (file)
--- a/src/network/getservbyname_r.c
+++ b/src/network/getservbyname_r.c
@@ -15,6 +15,8 @@ int getservbyname_r(const char *name, const char *prots,
        struct service servs[MAXSERVS];
        int cnt, proto, align;
 
+       *res = 0;
+
        /* Align buffer */
        align = -(uintptr_t)buf & ALIGN-1;
        if (buflen < 2*sizeof(char *)+align)
@@ -26,7 +28,7 @@ int getservbyname_r(const char *name, const char *prots,
        else if (!strcmp(prots, "udp")) proto = IPPROTO_UDP;
        else return EINVAL;
 
-       cnt = __lookup_serv(servs, name, proto, 0);
+       cnt = __lookup_serv(servs, name, proto, 0, 0);
        if (cnt<0) switch (cnt) {
        case EAI_MEMORY:
        case EAI_SYSTEM: