change otg to host mode

hc

2024-05-11 04dd17822334871b23ea2862f7798fb0e0007777

 kernel/tools/testing/selftests/net/rtnetlink.sh
..
..
@@ -835,6 +835,7 @@
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 	fi
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 	# clean up any leftovers
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+	echo 0 > /sys/bus/netdevsim/del_device
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 	$probed && rmmod netdevsim
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 	if [ $ret -ne 0 ]; then