From: Paul Donald <newt...@gmail.com>

Attempt to be helpful.

Signed-off-by: Paul Donald <newt...@gmail.com>
---
 src/config.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/config.c b/src/config.c
index 54fb9b5..e0f2d80 100644
--- a/src/config.c
+++ b/src/config.c
@@ -961,11 +961,12 @@ int config_parse_interface(void *data, size_t len, const 
char *name, bool overwr
        if ((c = tb[IFACE_ATTR_RA_HOPLIMIT])) {
                uint32_t ra_hoplimit = blobmsg_get_u32(c);
 
-               if (ra_hoplimit <= 255)
-                       iface->ra_hoplimit = ra_hoplimit;
-               else
-                       syslog(LOG_ERR, "Invalid %s value configured for 
interface '%s'",
-                                       
iface_attrs[IFACE_ATTR_RA_HOPLIMIT].name, iface->name);
+               /* rfc4861#section-6.2.1 : AdvCurHopLimit */
+               iface->ra_hoplimit = (ra_hoplimit <= 255)? ra_hoplimit : 255;
+               if(ra_hoplimit > 255)
+                       syslog(LOG_INFO, "Clamped invalid %s value configured 
for interface '%s' to %d",
+                                       
iface_attrs[IFACE_ATTR_RA_HOPLIMIT].name, iface->name, iface->ra_hoplimit);
+
        }
 
        if ((c = tb[IFACE_ATTR_RA_MTU])) {
-- 
2.44.0


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