From: Dan Carpenter Date: Thu, 6 Jan 2022 11:57:54 +0000 (+0300) Subject: rocker: fix a sleeping in atomic bug X-Git-Tag: block-5.17-2022-01-21~91^2^2~13 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=43d012123122cc69feacab55b71369f386c19566;p=linux-block.git rocker: fix a sleeping in atomic bug This code is holding the &ofdpa->flow_tbl_lock spinlock so it is not allowed to sleep. That means we have to pass the OFDPA_OP_FLAG_NOWAIT flag to ofdpa_flow_tbl_del(). Fixes: 936bd486564a ("rocker: use FIB notifications instead of switchdev calls") Signed-off-by: Dan Carpenter Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/rocker/rocker_ofdpa.c b/drivers/net/ethernet/rocker/rocker_ofdpa.c index 3e1ca7a8d029..bc70c6abd6a5 100644 --- a/drivers/net/ethernet/rocker/rocker_ofdpa.c +++ b/drivers/net/ethernet/rocker/rocker_ofdpa.c @@ -2783,7 +2783,8 @@ static void ofdpa_fib4_abort(struct rocker *rocker) if (!ofdpa_port) continue; nh->fib_nh_flags &= ~RTNH_F_OFFLOAD; - ofdpa_flow_tbl_del(ofdpa_port, OFDPA_OP_FLAG_REMOVE, + ofdpa_flow_tbl_del(ofdpa_port, + OFDPA_OP_FLAG_REMOVE | OFDPA_OP_FLAG_NOWAIT, flow_entry); } spin_unlock_irqrestore(&ofdpa->flow_tbl_lock, flags);