From: Denys Vlasenko <vda.linux@googlemail.com>
Date: Thu, 11 Feb 2016 16:44:44 +0000 (+0100)
Subject: networking: allow dot at the end of the domain name in dhcp response
X-Git-Tag: 1_25_0~127
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=8efcc9589bd61171ec1fe4f71c33e9df62b6005b;p=oweals%2Fbusybox.git

networking: allow dot at the end of the domain name in dhcp response

Patch based on Balaji Punnuru <balaji.punnuru@gmail.com> work.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---

diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c
index 915f65935..48097bc24 100644
--- a/networking/udhcp/dhcpc.c
+++ b/networking/udhcp/dhcpc.c
@@ -201,6 +201,8 @@ static int good_hostname(const char *name)
 			//Do we want this?
 			//return ((name - start) < 1025); /* NS_MAXDNAME */
 		name++;
+		if (*name == '\0')
+			return 1; // We allow trailing dot too
 	}
 }
 #else