diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/bpf/cpumap.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/bpf/cpumap.c b/kernel/bpf/cpumap.c index 86e29cbf7827..ce5b669003b2 100644 --- a/kernel/bpf/cpumap.c +++ b/kernel/bpf/cpumap.c @@ -208,7 +208,7 @@ static struct xdp_pkt *convert_to_xdp_pkt(struct xdp_buff *xdp) headroom = xdp->data - xdp->data_hard_start; metasize = xdp->data - xdp->data_meta; metasize = metasize > 0 ? metasize : 0; - if ((headroom - metasize) < sizeof(*xdp_pkt)) + if (unlikely((headroom - metasize) < sizeof(*xdp_pkt))) return NULL; /* Store info in top of packet */ @@ -656,7 +656,7 @@ int cpu_map_enqueue(struct bpf_cpu_map_entry *rcpu, struct xdp_buff *xdp, struct xdp_pkt *xdp_pkt; xdp_pkt = convert_to_xdp_pkt(xdp); - if (!xdp_pkt) + if (unlikely(!xdp_pkt)) return -EOVERFLOW; /* Info needed when constructing SKB on remote CPU */ |