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[ipoib] Attempt the broadcast group join only if the link is up

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Attempting the broadcast group join while the link is down is
harmless, but can generate annoying volumes of debug messages.
This commit is contained in:
Michael Brown 2009-07-07 19:14:52 +01:00
parent 165074c188
commit 47c4aaa9e2
1 changed files with 4 additions and 9 deletions
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13
src/drivers/net/ipoib.c
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@ -535,17 +535,11 @@ static int ipoib_open ( struct net_device *netdev ) {
/* Fill receive rings */
ib_refill_recv ( ibdev, ipoib->qp );
/* Join broadcast group */
if ( ( rc = ipoib_join_broadcast_group ( ipoib ) ) != 0 ) {
DBGC ( ipoib, "IPoIB %p could not join broadcast group: %s\n",
ipoib, strerror ( rc ) );
goto err_join_broadcast;
}
/* Fake a link status change to join the broadcast group */
ipoib_link_state_changed ( ibdev );
return 0;
ipoib_leave_broadcast_group ( ipoib );
err_join_broadcast:
ib_destroy_qp ( ibdev, ipoib->qp );
err_create_qp:
ib_destroy_cq ( ibdev, ipoib->cq );
@ -639,7 +633,8 @@ void ipoib_link_state_changed ( struct ib_device *ibdev ) {
ipoib_set_ib_params ( ipoib );
/* Join new broadcast group */
if ( ( rc = ipoib_join_broadcast_group ( ipoib ) ) != 0 ) {
if ( ib_link_ok ( ibdev ) &&
( ( rc = ipoib_join_broadcast_group ( ipoib ) ) != 0 ) ) {
DBGC ( ipoib, "IPoIB %p could not rejoin broadcast group: "
"%s\n", ipoib, strerror ( rc ) );
return;