diff options
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2')
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/nic/otx2_dmac_flt.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_dmac_flt.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_dmac_flt.c index 80d853b343f9..2046dd0da00d 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_dmac_flt.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_dmac_flt.c @@ -28,6 +28,11 @@ static int otx2_dmacflt_do_add(struct otx2_nic *pf, const u8 *mac, if (!err) { rsp = (struct cgx_mac_addr_add_rsp *) otx2_mbox_get_rsp(&pf->mbox.mbox, 0, &req->hdr); + if (IS_ERR(rsp)) { + mutex_unlock(&pf->mbox.lock); + return PTR_ERR(rsp); + } + *dmac_index = rsp->index; } @@ -200,6 +205,10 @@ int otx2_dmacflt_update(struct otx2_nic *pf, u8 *mac, u32 bit_pos) rsp = (struct cgx_mac_addr_update_rsp *) otx2_mbox_get_rsp(&pf->mbox.mbox, 0, &req->hdr); + if (IS_ERR(rsp)) { + rc = PTR_ERR(rsp); + goto out; + } pf->flow_cfg->bmap_to_dmacindex[bit_pos] = rsp->index; |