someone has post a fix, pls ignore this.

On 2022/11/5 19:04, YueHaibing wrote:

poll() may return negative on error, 'ret' should be int.

Fixes: 3143d10b0945 ("selftests/xsk: Update poll test cases") Signed-off-by: YueHaibing yuehaibing@huawei.com

---

tools/testing/selftests/bpf/xskxceiver.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/bpf/xskxceiver.c b/tools/testing/selftests/bpf/xskxceiver.c index 681a5db80dae..162d3a516f2c 100644 --- a/tools/testing/selftests/bpf/xskxceiver.c +++ b/tools/testing/selftests/bpf/xskxceiver.c @@ -1006,7 +1006,8 @@ static int __send_pkts(struct ifobject *ifobject, u32 *pkt_nb, struct pollfd *fd { struct xsk_socket_info *xsk = ifobject->xsk; bool use_poll = ifobject->use_poll;

• u32 i, idx = 0, ret, valid_pkts = 0;

• u32 i, idx = 0, valid_pkts = 0;
• int ret;

while (xsk_ring_prod__reserve(&xsk->tx, BATCH_SIZE, &idx) < BATCH_SIZE) { if (use_poll) {