From: David Ahern <[email protected]>

commit e0a312629fefa943534fc46f7bfbe6de3fdaf463 upstream.

Hendrik reported routes in the main table using source address are not
removed when the address is removed. The problem is that fib_sync_down_addr
does not account for devices in the default VRF which are associated
with the main table. Fix by updating the table id reference.

Fixes: 5a56a0b3a45d ("net: Don't delete routes in different VRFs")
Reported-by: Hendrik Donner <[email protected]>
Signed-off-by: David Ahern <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

---
 net/ipv4/fib_semantics.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -1358,8 +1358,8 @@ int fib_sync_down_addr(struct net_device
        int ret = 0;
        unsigned int hash = fib_laddr_hashfn(local);
        struct hlist_head *head = &fib_info_laddrhash[hash];
+       int tb_id = l3mdev_fib_table(dev) ? : RT_TABLE_MAIN;
        struct net *net = dev_net(dev);
-       int tb_id = l3mdev_fib_table(dev);
        struct fib_info *fi;
 
        if (!fib_info_laddrhash || local == 0)


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