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Diffstat (limited to 'net/bpf/test_run.c')
-rw-r--r--net/bpf/test_run.c21
1 files changed, 15 insertions, 6 deletions
diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c
index c89c22c49015..25001913d03b 100644
--- a/net/bpf/test_run.c
+++ b/net/bpf/test_run.c
@@ -28,12 +28,13 @@ static __always_inline u32 bpf_test_run_one(struct bpf_prog *prog, void *ctx,
return ret;
}
-static u32 bpf_test_run(struct bpf_prog *prog, void *ctx, u32 repeat, u32 *time)
+static int bpf_test_run(struct bpf_prog *prog, void *ctx, u32 repeat, u32 *ret,
+ u32 *time)
{
struct bpf_cgroup_storage *storage[MAX_BPF_CGROUP_STORAGE_TYPE] = { 0 };
enum bpf_cgroup_storage_type stype;
u64 time_start, time_spent = 0;
- u32 ret = 0, i;
+ u32 i;
for_each_cgroup_storage_type(stype) {
storage[stype] = bpf_cgroup_storage_alloc(prog, stype);
@@ -49,7 +50,7 @@ static u32 bpf_test_run(struct bpf_prog *prog, void *ctx, u32 repeat, u32 *time)
repeat = 1;
time_start = ktime_get_ns();
for (i = 0; i < repeat; i++) {
- ret = bpf_test_run_one(prog, ctx, storage);
+ *ret = bpf_test_run_one(prog, ctx, storage);
if (need_resched()) {
if (signal_pending(current))
break;
@@ -65,7 +66,7 @@ static u32 bpf_test_run(struct bpf_prog *prog, void *ctx, u32 repeat, u32 *time)
for_each_cgroup_storage_type(stype)
bpf_cgroup_storage_free(storage[stype]);
- return ret;
+ return 0;
}
static int bpf_test_finish(const union bpf_attr *kattr,
@@ -165,7 +166,12 @@ int bpf_prog_test_run_skb(struct bpf_prog *prog, const union bpf_attr *kattr,
__skb_push(skb, hh_len);
if (is_direct_pkt_access)
bpf_compute_data_pointers(skb);
- retval = bpf_test_run(prog, skb, repeat, &duration);
+ ret = bpf_test_run(prog, skb, repeat, &retval, &duration);
+ if (ret) {
+ kfree_skb(skb);
+ kfree(sk);
+ return ret;
+ }
if (!is_l2) {
if (skb_headroom(skb) < hh_len) {
int nhead = HH_DATA_ALIGN(hh_len - skb_headroom(skb));
@@ -212,11 +218,14 @@ int bpf_prog_test_run_xdp(struct bpf_prog *prog, const union bpf_attr *kattr,
rxqueue = __netif_get_rx_queue(current->nsproxy->net_ns->loopback_dev, 0);
xdp.rxq = &rxqueue->xdp_rxq;
- retval = bpf_test_run(prog, &xdp, repeat, &duration);
+ ret = bpf_test_run(prog, &xdp, repeat, &retval, &duration);
+ if (ret)
+ goto out;
if (xdp.data != data + XDP_PACKET_HEADROOM + NET_IP_ALIGN ||
xdp.data_end != xdp.data + size)
size = xdp.data_end - xdp.data;
ret = bpf_test_finish(kattr, uattr, xdp.data, size, retval, duration);
+out:
kfree(data);
return ret;
}