From: Rasesh Mody Date: Mon, 20 May 2013 10:08:01 +0000 (+0000) Subject: bna: Clear Driver Config Flags When HW Resets X-Git-Tag: firefly_0821_release~176^2~5703^2~365 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4b2305826ccd57a8b22d3daff543837ba27cfd43;p=firefly-linux-kernel-4.4.55.git bna: Clear Driver Config Flags When HW Resets Driver configuration flags are retained across open/stop operations preventing configurations to be set in next open/stop. Setting MTU on a 1020 causes network to fail until a reboot is performed on the host. Clear the flags when configuration resets in hardware. Signed-off-by: Rasesh Mody Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/brocade/bna/bnad.c b/drivers/net/ethernet/brocade/bna/bnad.c index 07f7ef05c3f2..b78e69e0e52a 100644 --- a/drivers/net/ethernet/brocade/bna/bnad.c +++ b/drivers/net/ethernet/brocade/bna/bnad.c @@ -2624,6 +2624,9 @@ bnad_stop(struct net_device *netdev) bnad_destroy_tx(bnad, 0); bnad_destroy_rx(bnad, 0); + /* These config flags are cleared in the hardware */ + bnad->cfg_flags &= ~(BNAD_CF_ALLMULTI | BNAD_CF_PROMISC); + /* Synchronize mailbox IRQ */ bnad_mbox_irq_sync(bnad);