diff mbox series

[net-next,1/2] selftests: net: fix error message in bpf_offload

Message ID 20250304233204.1139251-1-kuba@kernel.org
State New
Headers show
Series [net-next,1/2] selftests: net: fix error message in bpf_offload | expand

Commit Message

Jakub Kicinski March 4, 2025, 11:32 p.m. UTC
We hit a following exception on timeout, nmaps is never set:

    Test bpftool bound info reporting (own ns)...
    Traceback (most recent call last):
      File "/home/virtme/testing-1/tools/testing/selftests/net/./bpf_offload.py", line 1128, in <module>
        check_dev_info(False, "")
      File "/home/virtme/testing-1/tools/testing/selftests/net/./bpf_offload.py", line 583, in check_dev_info
        maps = bpftool_map_list_wait(expected=2, ns=ns)
      File "/home/virtme/testing-1/tools/testing/selftests/net/./bpf_offload.py", line 215, in bpftool_map_list_wait
        raise Exception("Time out waiting for map counts to stabilize want %d, have %d" % (expected, nmaps))
    NameError: name 'nmaps' is not defined

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
CC: shuah@kernel.org
CC: linux-kselftest@vger.kernel.org
CC: bpf@vger.kernel.org
---
 tools/testing/selftests/net/bpf_offload.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/tools/testing/selftests/net/bpf_offload.py b/tools/testing/selftests/net/bpf_offload.py
index fd0d959914e4..4a9be8c49561 100755
--- a/tools/testing/selftests/net/bpf_offload.py
+++ b/tools/testing/selftests/net/bpf_offload.py
@@ -207,9 +207,11 @@  netns = [] # net namespaces to be removed
     raise Exception("Time out waiting for program counts to stabilize want %d, have %d" % (expected, nprogs))
 
 def bpftool_map_list_wait(expected=0, n_retry=20, ns=""):
+    nmaps = None
     for i in range(n_retry):
         maps = bpftool_map_list(ns=ns)
-        if len(maps) == expected:
+        nmaps = len(maps)
+        if nmaps == expected:
             return maps
         time.sleep(0.05)
     raise Exception("Time out waiting for map counts to stabilize want %d, have %d" % (expected, nmaps))