diff options
| author | Mark Brown <broonie@kernel.org> | 2025-05-01 14:43:44 +0900 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2025-05-01 14:43:44 +0900 |
| commit | 844af9911a5d1dc41f3478dc312a404b38cbc83b (patch) | |
| tree | d6aef04723f2265235c3d7fb846e522269bacbab /drivers/net/xen-netfront.c | |
| parent | 7f91f012c1df07af6b915d1f8cece202774bb50e (diff) | |
| parent | cce34d113e2a592806abcdc02c7f8513775d8b20 (diff) | |
ASoC: stm32: sai: fix kernel rate configuration
Merge series from Olivier Moysan <olivier.moysan@foss.st.com>:
This patchset adds some checks on kernel minimum rate requirements.
This avoids potential clock rate misconfiguration, when setting the
kernel frequency on STM32MP2 SoCs.
Diffstat (limited to 'drivers/net/xen-netfront.c')
| -rw-r--r-- | drivers/net/xen-netfront.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index fc52d5c4c69b..5091e1fa4a0d 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -985,20 +985,27 @@ static u32 xennet_run_xdp(struct netfront_queue *queue, struct page *pdata, act = bpf_prog_run_xdp(prog, xdp); switch (act) { case XDP_TX: - get_page(pdata); xdpf = xdp_convert_buff_to_frame(xdp); + if (unlikely(!xdpf)) { + trace_xdp_exception(queue->info->netdev, prog, act); + break; + } + get_page(pdata); err = xennet_xdp_xmit(queue->info->netdev, 1, &xdpf, 0); - if (unlikely(!err)) + if (unlikely(err <= 0)) { + if (err < 0) + trace_xdp_exception(queue->info->netdev, prog, act); xdp_return_frame_rx_napi(xdpf); - else if (unlikely(err < 0)) - trace_xdp_exception(queue->info->netdev, prog, act); + } break; case XDP_REDIRECT: get_page(pdata); err = xdp_do_redirect(queue->info->netdev, xdp, prog); *need_xdp_flush = true; - if (unlikely(err)) + if (unlikely(err)) { trace_xdp_exception(queue->info->netdev, prog, act); + xdp_return_buff(xdp); + } break; case XDP_PASS: case XDP_DROP: |