Per RFC 6724, section 4, "Candidate Source Addresses": It is RECOMMENDED that the candidate source addresses be the set of unicast addresses assigned to the interface that will be used to send to the destination (the "outgoing" interface). Add a sysctl to enable this behaviour.
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| @@ -57,6 +57,7 @@ struct ipv6_devconf { · 56 unmodified lines | ||
| 57 | 57 | bool initialized; |
| 58 | 58 | struct in6_addr secret; |
| 59 | 59 | } stable_secret; |
| 60 | + __s32 use_oif_addrs_only; | |
| 60 | 61 | void *sysctl; |
| 61 | 62 | }; |
| 62 | 63 | |
| @@ -171,6 +171,7 @@ enum { · 170 unmodified lines | ||
| 171 | 171 | DEVCONF_USE_OPTIMISTIC, |
| 172 | 172 | DEVCONF_ACCEPT_RA_MTU, |
| 173 | 173 | DEVCONF_STABLE_SECRET, |
| 174 | + DEVCONF_USE_OIF_ADDRS_ONLY, | |
| 174 | 175 | DEVCONF_MAX |
| 175 | 176 | }; |
| 176 | 177 | |