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-rw-r--r--tools/lib/bpf/ringbuf.c2
-rw-r--r--tools/testing/selftests/bpf/prog_tests/ringbuf.c2
-rw-r--r--tools/testing/selftests/bpf/prog_tests/ringbuf_multi.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/tools/lib/bpf/ringbuf.c b/tools/lib/bpf/ringbuf.c
index 5c6522c89af1..98537ff2679e 100644
--- a/tools/lib/bpf/ringbuf.c
+++ b/tools/lib/bpf/ringbuf.c
@@ -278,7 +278,7 @@ int ring_buffer__poll(struct ring_buffer *rb, int timeout_ms)
err = ringbuf_process_ring(ring);
if (err < 0)
return err;
- res += cnt;
+ res += err;
}
return cnt < 0 ? -errno : res;
}
diff --git a/tools/testing/selftests/bpf/prog_tests/ringbuf.c b/tools/testing/selftests/bpf/prog_tests/ringbuf.c
index c1650548433c..1a48c6f7f54e 100644
--- a/tools/testing/selftests/bpf/prog_tests/ringbuf.c
+++ b/tools/testing/selftests/bpf/prog_tests/ringbuf.c
@@ -217,7 +217,7 @@ void test_ringbuf(void)
if (CHECK(err, "join_bg", "err %d\n", err))
goto cleanup;
- if (CHECK(bg_ret != 1, "bg_ret", "epoll_wait result: %ld", bg_ret))
+ if (CHECK(bg_ret <= 0, "bg_ret", "epoll_wait result: %ld", bg_ret))
goto cleanup;
/* 3 rounds, 2 samples each */
diff --git a/tools/testing/selftests/bpf/prog_tests/ringbuf_multi.c b/tools/testing/selftests/bpf/prog_tests/ringbuf_multi.c
index 78e450609803..d37161e59bb2 100644
--- a/tools/testing/selftests/bpf/prog_tests/ringbuf_multi.c
+++ b/tools/testing/selftests/bpf/prog_tests/ringbuf_multi.c
@@ -81,7 +81,7 @@ void test_ringbuf_multi(void)
/* poll for samples, should get 2 ringbufs back */
err = ring_buffer__poll(ringbuf, -1);
- if (CHECK(err != 4, "poll_res", "expected 4 records, got %d\n", err))
+ if (CHECK(err != 2, "poll_res", "expected 2 records, got %d\n", err))
goto cleanup;
/* expect extra polling to return nothing */