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authorJohn Fastabend <john.fastabend@gmail.com>2024-01-12 16:32:58 -0800
committerDavid S. Miller <davem@davemloft.net>2024-01-14 12:17:14 +0000
commit034ea1305e659ddae44c19ba8449166fec318e2d (patch)
tree67c140bdf25c646b83916f7341b2363127171628 /tools/testing
parentdc9dfc8dc629e42f2234e3327b75324ffc752bc9 (diff)
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net: tls, add test to capture error on large splice
syzbot found an error with how splice() is handled with a msg greater than 32. This was fixed in previous patch, but lets add a test for it to ensure it continues to work. Signed-off-by: John Fastabend <john.fastabend@gmail.com> Reviewed-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/testing')
-rw-r--r--tools/testing/selftests/net/tls.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c
index 464853a7f982..7799e042a971 100644
--- a/tools/testing/selftests/net/tls.c
+++ b/tools/testing/selftests/net/tls.c
@@ -707,6 +707,20 @@ TEST_F(tls, splice_from_pipe)
EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0);
}
+TEST_F(tls, splice_more)
+{
+ unsigned int f = SPLICE_F_NONBLOCK | SPLICE_F_MORE | SPLICE_F_GIFT;
+ int send_len = TLS_PAYLOAD_MAX_LEN;
+ char mem_send[TLS_PAYLOAD_MAX_LEN];
+ int i, send_pipe = 1;
+ int p[2];
+
+ ASSERT_GE(pipe(p), 0);
+ EXPECT_GE(write(p[1], mem_send, send_len), 0);
+ for (i = 0; i < 32; i++)
+ EXPECT_EQ(splice(p[0], NULL, self->fd, NULL, send_pipe, f), 1);
+}
+
TEST_F(tls, splice_from_pipe2)
{
int send_len = 16000;