Author: hselasky
Date: Tue Jul 17 09:30:32 2018
New Revision: 336384
URL: https://svnweb.freebsd.org/changeset/base/336384
Log:
Fix for loopback detection in address resolve logic in ibcore.
When a loopback address is detected use the network interface which
has the loopback flag set to trigger loopback logic in address resolve.
MFC after: 1 week
Sponsored by: Mellanox Technologies
Modified:
head/sys/ofed/drivers/infiniband/core/ib_addr.c
Modified: head/sys/ofed/drivers/infiniband/core/ib_addr.c
==============================================================================
--- head/sys/ofed/drivers/infiniband/core/ib_addr.c Tue Jul 17 09:29:14
2018 (r336383)
+++ head/sys/ofed/drivers/infiniband/core/ib_addr.c Tue Jul 17 09:30:32
2018 (r336384)
@@ -349,6 +349,10 @@ static int addr4_resolve(struct sockaddr_in *src_in,
error = EHOSTUNREACH;
goto error_put_ifp;
}
+ /* get destination network interface from route */
+ dev_put(ifp);
+ ifp = rte->rt_ifp;
+ dev_hold(ifp);
} else if (ifp != rte->rt_ifp) {
/*
* Source and destination interfaces are
@@ -544,6 +548,10 @@ static int addr6_resolve(struct sockaddr_in6 *src_in,
error = EHOSTUNREACH;
goto error_put_ifp;
}
+ /* get destination network interface from route */
+ dev_put(ifp);
+ ifp = rte->rt_ifp;
+ dev_hold(ifp);
} else if (ifp != rte->rt_ifp) {
/*
* Source and destination interfaces are
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