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author | Paolo Abeni <pabeni@redhat.com> | 2024-01-30 20:47:18 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-02-05 23:14:37 +0300 |
commit | cb0ef63e5e67f5da12c2ab9a59ca9b8057c0b5d4 (patch) | |
tree | db4f58b0332916649777721cb9ce16307a4a4747 | |
parent | d99f772f637151bc2284dd09fe8a69ef1b71aef9 (diff) | |
download | linux-cb0ef63e5e67f5da12c2ab9a59ca9b8057c0b5d4.tar.xz |
selftests: net: don't access /dev/stdout in pmtu.sh
[ Upstream commit bc0970d5ac1d1317e212bdf55533935ecb6ae95c ]
When running the pmtu.sh via the kselftest infra, accessing
/dev/stdout gives unexpected results:
# dd: failed to open '/dev/stdout': Device or resource busy
# TEST: IPv4, bridged vxlan4: PMTU exceptions [FAIL]
Let dd use directly the standard output to fix the above:
# TEST: IPv4, bridged vxlan4: PMTU exceptions - nexthop objects [ OK ]
Fixes: 136a1b434bbb ("selftests: net: test vxlan pmtu exceptions with tcp")
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Reviewed-by: Guillaume Nault <gnault@redhat.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Link: https://lore.kernel.org/r/23d7592c5d77d75cff9b34f15c227f92e911c2ae.1706635101.git.pabeni@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
-rwxr-xr-x | tools/testing/selftests/net/pmtu.sh | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/testing/selftests/net/pmtu.sh b/tools/testing/selftests/net/pmtu.sh index 1f1e9a49f59a..4a5f031be232 100755 --- a/tools/testing/selftests/net/pmtu.sh +++ b/tools/testing/selftests/net/pmtu.sh @@ -1348,7 +1348,7 @@ test_pmtu_ipvX_over_bridged_vxlanY_or_geneveY_exception() { sleep 1 - dd if=/dev/zero of=/dev/stdout status=none bs=1M count=1 | ${target} socat -T 3 -u STDIN $TCPDST,connect-timeout=3 + dd if=/dev/zero status=none bs=1M count=1 | ${target} socat -T 3 -u STDIN $TCPDST,connect-timeout=3 size=$(du -sb $tmpoutfile) size=${size%%/tmp/*} |