From: Sascha Hauer <s.hauer@pengutronix.de>
To: Barebox List <barebox@lists.infradead.org>
Subject: [PATCH] net: dns: Return error when nameserver not given
Date: Mon, 13 Jun 2022 09:05:47 +0200 [thread overview]
Message-ID: <20220613070547.306218-1-s.hauer@pengutronix.de> (raw)
When no nameserver is given then return an error instead of returning
successfully with 0.0.0.0 as return IP.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
net/dns.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/dns.c b/net/dns.c
index 8b5e8d59e8..fdddb3f915 100644
--- a/net/dns.c
+++ b/net/dns.c
@@ -226,7 +226,7 @@ int resolv(const char *host, IPaddr_t *ip)
nameserver = net_get_nameserver();
if (!nameserver) {
pr_err("no nameserver specified in $global.net.nameserver\n");
- return 0;
+ return -ENOENT;
}
pr_debug("resolving host %s via nameserver %pI4\n", host, &nameserver);
--
2.30.2
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reply other threads:[~2022-06-13 7:07 UTC|newest]
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