1 files changed, 10 insertions, 0 deletions

diff --git a/net/tipc/eth_media.c b/net/tipc/eth_media.c
index 81253d0b24b9..673fdf0b3222 100644
--- a/net/tipc/eth_media.c
+++ b/net/tipc/eth_media.c
@@ -142,6 +142,16 @@ static int enable_bearer(struct tipc_bearer *tb_ptr)
         struct eth_bearer *eb_ptr = &eth_bearers[0];
         struct eth_bearer *stop = &eth_bearers[MAX_ETH_BEARERS];
         char *driver_name = strchr((const char *)tb_ptr->name, ':') + 1;
+        int pending_dev = 0;
+
+        /* Find unused Ethernet bearer structure */
+
+        while (eb_ptr->dev) {
+                if (!eb_ptr->bearer)
+                        pending_dev++;
+                if (++eb_ptr == stop)
+                        return pending_dev ? -EAGAIN : -EDQUOT;
+        }
 
         /* Find device with specified name */