Fix: nil dereference in DNS resolver

2022-11-26 02:10:59 -08:00 · 2022-11-26 02:10:59 -08:00 · dcabc3f136
parent 84655221cd
commit dcabc3f136
1 changed files with 1 additions and 1 deletions
--- a/sox.go
+++ b/sox.go
@ -21,7 +21,7 @@ func persistentResolver(hostname string) []netip.Addr {
 		var res []netip.Addr
 		go func() {
 			res, err = net.DefaultResolver.LookupNetIP(ctx, "ip", hostname)
-			if err == nil && len(res) > 0 {
+			if err == nil && res != nil && len(res) > 0 {
 				ips = res
 				cancel()
 			}