1 files changed, 18 insertions, 7 deletions

diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c
index 9cbf3154d243..1d6ad3435537 100644
--- a/drivers/ieee1394/sbp2.c
+++ b/drivers/ieee1394/sbp2.c
@@ -731,15 +731,26 @@ static int sbp2_update(struct unit_directory *ud)
 {
         struct sbp2_lu *lu = ud->device.driver_data;
 
-        if (sbp2_reconnect_device(lu)) {
-                /* Reconnect has failed. Perhaps we didn't reconnect fast
-                 * enough. Try a regular login, but first log out just in
-                 * case of any weirdness. */
+        if (sbp2_reconnect_device(lu) != 0) {
+                /*
+                 * Reconnect failed.  If another bus reset happened,
+                 * let nodemgr proceed and call sbp2_update again later
+                 * (or sbp2_remove if this node went away).
+                 */
+                if (!hpsb_node_entry_valid(lu->ne))
+                        return 0;
+                /*
+                 * Or the target rejected the reconnect because we weren't
+                 * fast enough.  Try a regular login, but first log out
+                 * just in case of any weirdness.
+                 */
                 sbp2_logout_device(lu);
 
-                if (sbp2_login_device(lu)) {
-                        /* Login failed too, just fail, and the backend
-                         * will call our sbp2_remove for us */
+                if (sbp2_login_device(lu) != 0) {
+                        if (!hpsb_node_entry_valid(lu->ne))
+                                return 0;
+
+                        /* Maybe another initiator won the login. */
                         SBP2_ERR("Failed to reconnect to sbp2 device!");
                         return -EBUSY;
                 }