diff options
Diffstat (limited to 'net/test/sock_diag_test.py')
| -rwxr-xr-x | net/test/sock_diag_test.py | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/net/test/sock_diag_test.py b/net/test/sock_diag_test.py index 39ace4c..beda5e4 100755 --- a/net/test/sock_diag_test.py +++ b/net/test/sock_diag_test.py @@ -562,7 +562,23 @@ class TcpRcvWindowTest(tcp_test.TcpBaseTest, SockDiagBaseTest): self.assertRaisesErrno(ENOENT, open, self.TCP_DEFAULT_INIT_RWND, "w") return - f = open(self.TCP_DEFAULT_INIT_RWND, "w") + try: + f = open(self.TCP_DEFAULT_INIT_RWND, "w") + except IOError as e: + # sysctl was namespace-ified on May 25, 2020 in android-4.14-stable [R] + # just after 4.14.181 by: + # https://android-review.googlesource.com/c/kernel/common/+/1312623 + # ANDROID: namespace'ify tcp_default_init_rwnd implementation + # But that commit might be missing in Q era kernels even when > 4.14.181 + # when running T vts. + if net_test.LINUX_VERSION >= (4, 15, 0): + raise + if e.errno != ENOENT: + raise + # we rely on the network namespace creation code + # modifying the root netns sysctl before the namespace is even created + return + f.write("60") def checkInitRwndSize(self, version, netid): |