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authorJiayuan Chen <mrpre@163.com>2025-01-22 18:09:16 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-03-22 12:54:18 -0700
commit45fb7e0d0cab1973ba7ff0059b692b79967cb4b2 (patch)
tree0ced6cc440f2478b08d503f54a09c1cee9e0f67a /tools
parent02a12760d7c98c44541c46cd7b011d323b0d15d6 (diff)
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selftests/bpf: Fix invalid flag of recv()
[ Upstream commit a0c11149509aa905aeec10cf9998091443472b0b ] SOCK_NONBLOCK flag is only effective during socket creation, not during recv. Use MSG_DONTWAIT instead. Signed-off-by: Jiayuan Chen <mrpre@163.com> Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org> Acked-by: Jakub Sitnicki <jakub@cloudflare.com> Acked-by: John Fastabend <john.fastabend@gmail.com> Link: https://patch.msgid.link/20250122100917.49845-5-mrpre@163.com Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/testing/selftests/bpf/prog_tests/sockmap_basic.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c b/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c
index 82bfb266741c..fb08c565d6aa 100644
--- a/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c
+++ b/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c
@@ -492,8 +492,8 @@ static void test_sockmap_skb_verdict_shutdown(void)
if (!ASSERT_EQ(err, 1, "epoll_wait(fd)"))
goto out_close;
- n = recv(c1, &b, 1, SOCK_NONBLOCK);
- ASSERT_EQ(n, 0, "recv_timeout(fin)");
+ n = recv(c1, &b, 1, MSG_DONTWAIT);
+ ASSERT_EQ(n, 0, "recv(fin)");
out_close:
close(c1);
close(p1);
@@ -546,7 +546,7 @@ static void test_sockmap_skb_verdict_fionread(bool pass_prog)
ASSERT_EQ(avail, expected, "ioctl(FIONREAD)");
/* On DROP test there will be no data to read */
if (pass_prog) {
- recvd = recv_timeout(c1, &buf, sizeof(buf), SOCK_NONBLOCK, IO_TIMEOUT_SEC);
+ recvd = recv_timeout(c1, &buf, sizeof(buf), MSG_DONTWAIT, IO_TIMEOUT_SEC);
ASSERT_EQ(recvd, sizeof(buf), "recv_timeout(c0)");
}