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selftests/bpf: Adjust data size to have ETH_HLEN

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The function bpf_test_init() now returns an error if user_size
(.data_size_in) is less than ETH_HLEN, causing the tests to
fail. Adjust the data size to ensure it meets the requirement of
ETH_HLEN.

Signed-off-by: Shigeru Yoshida <syoshida@redhat.com>
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
Link: https://patch.msgid.link/20250121150643.671650-2-syoshida@redhat.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Shigeru Yoshida 2025-01-22 00:06:43 +09:00 • committed by Alexei Starovoitov
parent 6b3d638ca8
commit c7f2188d68
2 changed files with 6 additions and 6 deletions
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4
tools/testing/selftests/bpf/prog_tests/xdp_cpumap_attach.c
View file

@ -52,10 +52,10 @@ static void test_xdp_with_cpumap_helpers(void)
ASSERT_EQ(info.id, val.bpf_prog.id, "Match program id to cpumap entry prog_id");
/* send a packet to trigger any potential bugs in there */
char data[10] = {};
char data[ETH_HLEN] = {};
DECLARE_LIBBPF_OPTS(bpf_test_run_opts, opts,
.data_in = &data,
.data_size_in = 10,
.data_size_in = sizeof(data),
.flags = BPF_F_TEST_XDP_LIVE_FRAMES,
.repeat = 1,
);

8
tools/testing/selftests/bpf/prog_tests/xdp_devmap_attach.c
View file

@ -23,7 +23,7 @@ static void test_xdp_with_devmap_helpers(void)
__u32 len = sizeof(info);
int err, dm_fd, dm_fd_redir, map_fd;
struct nstoken *nstoken = NULL;
char data[10] = {};
char data[ETH_HLEN] = {};
__u32 idx = 0;
SYS(out_close, "ip netns add %s", TEST_NS);
@ -58,7 +58,7 @@ static void test_xdp_with_devmap_helpers(void)
/* send a packet to trigger any potential bugs in there */
DECLARE_LIBBPF_OPTS(bpf_test_run_opts, opts,
.data_in = &data,
.data_size_in = 10,
.data_size_in = sizeof(data),
.flags = BPF_F_TEST_XDP_LIVE_FRAMES,
.repeat = 1,
);
@ -158,7 +158,7 @@ static void test_xdp_with_devmap_helpers_veth(void)
struct nstoken *nstoken = NULL;
__u32 len = sizeof(info);
int err, dm_fd, dm_fd_redir, map_fd, ifindex_dst;
char data[10] = {};
char data[ETH_HLEN] = {};
__u32 idx = 0;
SYS(out_close, "ip netns add %s", TEST_NS);
@ -208,7 +208,7 @@ static void test_xdp_with_devmap_helpers_veth(void)
/* send a packet to trigger any potential bugs in there */
DECLARE_LIBBPF_OPTS(bpf_test_run_opts, opts,
.data_in = &data,
.data_size_in = 10,
.data_size_in = sizeof(data),
.flags = BPF_F_TEST_XDP_LIVE_FRAMES,
.repeat = 1,
);