diff options
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_net_common.c | 4 | ||||
| -rw-r--r-- | drivers/net/virtio_net.c | 8 | ||||
| -rw-r--r-- | include/linux/netlink.h | 19 |
3 files changed, 14 insertions, 17 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index db20376260f5..82bd6b0935f1 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -2532,11 +2532,11 @@ nfp_net_check_config(struct nfp_net *nn, struct nfp_net_dp *dp, if (!dp->xdp_prog) return 0; if (dp->fl_bufsz > PAGE_SIZE) { - NL_MOD_TRY_SET_ERR_MSG(extack, "MTU too large w/ XDP enabled"); + NL_SET_ERR_MSG_MOD(extack, "MTU too large w/ XDP enabled"); return -EINVAL; } if (dp->num_tx_rings > nn->max_tx_rings) { - NL_MOD_TRY_SET_ERR_MSG(extack, "Insufficient number of TX rings w/ XDP enabled"); + NL_SET_ERR_MSG_MOD(extack, "Insufficient number of TX rings w/ XDP enabled"); return -EINVAL; } diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 3d0bc484b3d7..1c6d3923c224 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1891,17 +1891,17 @@ static int virtnet_xdp_set(struct net_device *dev, struct bpf_prog *prog, virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_TSO6) || virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_ECN) || virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_UFO)) { - NL_SET_ERR_MSG(extack, "can't set XDP while host is implementing LRO, disable LRO first"); + NL_SET_ERR_MSG_MOD(extack, "Can't set XDP while host is implementing LRO, disable LRO first"); return -EOPNOTSUPP; } if (vi->mergeable_rx_bufs && !vi->any_header_sg) { - NL_SET_ERR_MSG(extack, "XDP expects header/data in single page, any_header_sg required"); + NL_SET_ERR_MSG_MOD(extack, "XDP expects header/data in single page, any_header_sg required"); return -EINVAL; } if (dev->mtu > max_sz) { - NL_SET_ERR_MSG(extack, "MTU too large to enable XDP"); + NL_SET_ERR_MSG_MOD(extack, "MTU too large to enable XDP"); netdev_warn(dev, "XDP requires MTU less than %lu\n", max_sz); return -EINVAL; } @@ -1912,7 +1912,7 @@ static int virtnet_xdp_set(struct net_device *dev, struct bpf_prog *prog, /* XDP requires extra queues for XDP_TX */ if (curr_qp + xdp_qp > vi->max_queue_pairs) { - NL_SET_ERR_MSG(extack, "Too few free TX rings available"); + NL_SET_ERR_MSG_MOD(extack, "Too few free TX rings available"); netdev_warn(dev, "request %i queues but max is %i\n", curr_qp + xdp_qp, vi->max_queue_pairs); return -ENOMEM; diff --git a/include/linux/netlink.h b/include/linux/netlink.h index c20395edf2de..5fff5ba5964e 100644 --- a/include/linux/netlink.h +++ b/include/linux/netlink.h @@ -86,19 +86,16 @@ struct netlink_ext_ack { * Currently string formatting is not supported (due * to the lack of an output buffer.) */ -#define NL_SET_ERR_MSG(extack, msg) do { \ - static const char _msg[] = (msg); \ - \ - (extack)->_msg = _msg; \ +#define NL_SET_ERR_MSG(extack, msg) do { \ + static const char __msg[] = (msg); \ + struct netlink_ext_ack *__extack = (extack); \ + \ + if (__extack) \ + __extack->_msg = __msg; \ } while (0) -#define NL_MOD_TRY_SET_ERR_MSG(extack, msg) do { \ - static const char _msg[] = KBUILD_MODNAME ": " msg; \ - struct netlink_ext_ack *_extack = (extack); \ - \ - if (_extack) \ - _extack->_msg = _msg; \ -} while (0) +#define NL_SET_ERR_MSG_MOD(extack, msg) \ + NL_SET_ERR_MSG((extack), KBUILD_MODNAME ": " msg) extern void netlink_kernel_release(struct sock *sk); extern int __netlink_change_ngroups(struct sock *sk, unsigned int groups); |