public inbox for u-boot@lists.denx.de
 help / color / mirror / Atom feed
* [PATCH] net: ipv6: Fix IPv6 netmask parsing
@ 2023-01-06 22:22 seanedmond
  2023-01-09  7:59 ` Vyacheslav V. Mitrofanov
  2023-02-03 18:20 ` Tom Rini
  0 siblings, 2 replies; 4+ messages in thread
From: seanedmond @ 2023-01-06 22:22 UTC (permalink / raw)
  To: u-boot; +Cc: joe.hershberger, rfried.dev, v.v.mitrofanov, seanedmond

From: Sean Edmond <seanedmond@microsoft.com>

It should be possible to specify a netmask when
setting a static IPv6 address.  For example:
setenv ip6addr 2001:cafe:cafe:cafe::100/64

The net_prefix_length and net_ip6 should be updated
properly.

Signed-off-by: Sean Edmond <seanedmond@microsoft.com>
---
 net/net6.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/net/net6.c b/net/net6.c
index fdea078788..75577bcea1 100644
--- a/net/net6.c
+++ b/net/net6.c
@@ -47,10 +47,13 @@ static int on_ip6addr(const char *name, const char *value, enum env_op op,
 	}
 
 	mask = strchr(value, '/');
-	len = strlen(value);
 
-	if (mask)
-		net_prefix_length = simple_strtoul(value + len, NULL, 10);
+	if (mask) {
+		net_prefix_length = simple_strtoul(mask + 1, NULL, 10);
+		len = mask - value;
+	} else {
+		len = strlen(value);
+	}
 
 	return string_to_ip6(value, len, &net_ip6);
 }
-- 
2.39.0


^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2023-02-03 18:20 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2023-01-06 22:22 [PATCH] net: ipv6: Fix IPv6 netmask parsing seanedmond
2023-01-09  7:59 ` Vyacheslav V. Mitrofanov
2023-01-10 17:02   ` Ramon Fried
2023-02-03 18:20 ` Tom Rini

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox