src: Fix label logic in virStorageBackendSCSITriggerRescan
Let's initialize @path to NULL, then rather than use two labels free_path and out labels, let's use the cleanup: label to call VIR_FREE(path); and VIR_FORCE_CLOSE(fd); Signed-off-by: NJohn Ferlan <jferlan@redhat.com> Reviewed-by: NJán Tomko <jtomko@redhat.com>
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