libip: don't reject ipmask in v6 form for v4 address

2019-02-13 04:04:33 +01:00 · 2019-02-13 04:04:33 +01:00 · 0ed8f6ff5f
parent 45213ee6c7
commit 0ed8f6ff5f
1 changed files with 1 additions and 1 deletions
--- a/sys/src/libip/parseip.c
+++ b/sys/src/libip/parseip.c
@ -156,7 +156,7 @@ parseipmask(uchar *to, char *from, int v4)
 		x = parseip(to, from);
 		if(memcmp(to, v4prefix, IPv4off) == 0)
 			memset(to, 0xff, IPv4off);
-		else if(v4)
+		else if(v4 && memcmp(to, IPallbits, IPv4off) != 0)
 			x = -1;
 	}
 	return x;