executor/common_lunux.h/usbip_server_init: Close fd if can't find usb port #11891

Job	Run time
dashboard	2m 12s
build	6m 19s
arch (presubmit_arch_linux)	7m 47s
aux	3m 39s
arch (presubmit_arch_freebsd)	4m 38s
old	4m 24s
race	6m 26s
arch (presubmit_arch_netbsd)	3m 32s
arch (presubmit_arch_openbsd)	3m 36s
race_dashboard	2m 46s
arch (presubmit_arch_darwin)	3m 46s
arch (presubmit_arch_windows)	2m 42s
arch (presubmit_arch_executor)	2m 51s
	54m 38s

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