Commit 69297b0d authored by Dipendra Khadka's avatar Dipendra Khadka Committed by Andrew Lunn
Browse files

octeontx2-pf: handle otx2_mbox_get_rsp errors in otx2_dcbnl.c 



Add error pointer check after calling otx2_mbox_get_rsp().

Fixes: 8e675581 ("octeontx2-pf: PFC config support with DCBx")
Signed-off-by: default avatarDipendra Khadka <kdipendra88@gmail.com>
Reviewed-by: default avatarSimon Horman <horms@kernel.org>
Signed-off-by: default avatarAndrew Lunn <andrew@lunn.ch>
parent f5b942e6

drivers/net/ethernet/marvell/octeontx2/nic/otx2_dcbnl.c

+5 −0
Original line number Diff line number Diff line
@@ -315,6 +315,11 @@ int otx2_config_priority_flow_ctrl(struct otx2_nic *pfvf) 
	if (!otx2_sync_mbox_msg(&pfvf->mbox)) {

		rsp = (struct cgx_pfc_rsp *)

		       otx2_mbox_get_rsp(&pfvf->mbox.mbox, 0, &req->hdr);

		if (IS_ERR(rsp)) {

			err = PTR_ERR(rsp);

			goto unlock;

		}



		if (req->rx_pause != rsp->rx_pause || req->tx_pause != rsp->tx_pause) {

			dev_warn(pfvf->dev,

				 "Failed to config PFC\n");