FBSD: Add proper locks when traversing net ifaces

[openafs.git] / src / afs / afs_call.c

diff --git a/src/afs/afs_call.c b/src/afs/afs_call.c
index 367265d..ca93bf9 100644 (file)
--- a/src/afs/afs_call.c
+++ b/src/afs/afs_call.c
@@ -1231,9 +1231,12 @@ afs_syscall_call(long parm, long parm2, long parm3,
        mtu = ((i == -1) ? htonl(1500) : afs_cb_interface.mtu[i]);
 # else /* AFS_USERSPACE_IP_ADDR */
        rx_ifnet_t tifnp;
+       RX_NET_EPOCH_ENTER();
 
        tifnp = rxi_FindIfnet(parm2, NULL);     /*  make iterative */
        mtu = (tifnp ? rx_ifnet_mtu(tifnp) : htonl(1500));
+
+       RX_NET_EPOCH_EXIT();
 # endif /* else AFS_USERSPACE_IP_ADDR */
 #endif /* !AFS_SUN5_ENV */
        if (!code)
@@ -1252,10 +1255,13 @@ afs_syscall_call(long parm, long parm2, long parm3,
        }
 # else /* AFS_USERSPACE_IP_ADDR */
        rx_ifnet_t tifnp;
+       RX_NET_EPOCH_ENTER();
 
        tifnp = rxi_FindIfnet(parm2, &mask);    /* make iterative */
        if (!tifnp)
            code = -1;
+
+       RX_NET_EPOCH_EXIT();
 # endif /* else AFS_USERSPACE_IP_ADDR */
 #endif /* !AFS_SUN5_ENV */
        if (!code)