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selftests/bpf: Fix u32 variable compared with less than zero

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Variable ret is compared with less than zero even though it was set as u32.
So u32 to int conversion is needed.

Signed-off-by: Kang Minchul <tegongkang@gmail.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Björn Töpel <bjorn@kernel.org>
Link: https://lore.kernel.org/r/20221105183656.86077-1-tegongkang@gmail.com
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
This commit is contained in:
Kang Minchul 2022-11-06 03:36:56 +09:00 • committed by Martin KaFai Lau
parent 25906092ed
commit e8f50c4f0c
1 changed files with 2 additions and 1 deletions
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3
tools/testing/selftests/bpf/xskxceiver.c
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@ -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) {